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1、第一章船舶動(dòng)力裝置 0001 “ Before disconnecting the Oil pipe , would you flush the oil retained in the pipe _?”asked the oil barge owner 0001 B Aby using of fresh water (用淡水) Bwith compressed air(用壓縮空氣) Cby using Of sea water (用海水) Dwith chemical compound(用化學(xué)混合物)油駁主人問(wèn):“在拆開(kāi)油管前,你能否用壓縮空氣吹出保留在管路中的油呢?”加油結(jié)束后,在拆卸油管前

2、,一般用壓縮空氣吹洗殘留在軟管內(nèi)的油。 0002 “Stand by an engine” means _?!鞍l(fā)動(dòng)機(jī)備車”意“使發(fā)動(dòng)機(jī)準(zhǔn)備起動(dòng)”。 A“prepare to stop the engine ”(準(zhǔn)備停止主機(jī)) B“assemble an engine on its bedplate”(在機(jī)座上裝配主機(jī)) C“make an engine ready for starting”(使主機(jī)準(zhǔn)備好以便起動(dòng))D“dismantle an engine ”(解體主機(jī)) 0002C 0003 A _ is the foundation of the engine,without the su

3、pport of which the shaft alignment in particular,and engine structure as whole,would inevitably be lost(機(jī)座是柴油機(jī)的基本,沒(méi)有它的支撐柴油機(jī)整機(jī)結(jié)構(gòu)的精確的軸線對(duì)中將會(huì)失去) AFrame (機(jī)架) BBedplate(機(jī)座) C. Cylinder(汽缸) DLiner(缸套) “機(jī)座”是發(fā)動(dòng)機(jī)的基礎(chǔ)。 0003 B 0004 _ are commonly used in mechanical-hydraulic governor to sense engine speeds(在機(jī)械液壓

4、式調(diào)速器中,飛重常被用來(lái)感應(yīng)主機(jī)轉(zhuǎn)速) ABulbs(n.鱗莖, 球形物)BBulks(n.大小, 體積, 大批, 大多數(shù), 散裝)CFlyweights (飛重) DFlywheels(飛輪、調(diào)速輪)在機(jī)械一液壓式調(diào)速器中,感受發(fā)動(dòng)機(jī)速度的部件是“飛重”。 0004C 0005 _ are generally formed in the frame of the both in-line and Vee engines to give maintenance access to the crankshaft main and connecting rod large end beading在

5、直列和V型柴油機(jī)中,道門通常是被裝來(lái)提供維修曲軸主軸承和連桿大端軸承的通道。 ADoors(道門) BAspirate gauzer(吸氣濾網(wǎng)) CCoupling (法蘭)DBlind(盲板)直列式和型發(fā)動(dòng)機(jī)的機(jī)架上一般都有維修通道(導(dǎo)門)。 0005A 0006_arrangements have low temperature and high temperature exhaust gaspassing through adjacent ports,causing temperature differential problems for the liner material?;亓鲯邭?/p>

6、式布置有低溫和高溫氣流通過(guò)鄰近的氣口,使缸套金屬產(chǎn)生溫差問(wèn)題ALoop scavenge (回流掃氣) BCross scavenge(橫流掃氣)CUniflow scavenge(直流掃氣) DSupercharge(增壓)回流掃氣中,掃氣空氣(溫度較低)和廢氣(溫度較高)經(jīng)過(guò)相鄰的氣口。 0006A 0007 _became oval,it should be machined十字頭銷變成橢圓形 ,它需要光車。AThe upper half of cross-head bearing 十字頭軸承上瓦 Bthe cross-head pin十字頭銷CThe cross-head bearin

7、g十字頭軸承 DThe cross-head guide plate十字頭導(dǎo)板 0007B 0008 _device is provided to prevent starting air from being admitted to the cylinder before the reversing is completed 一個(gè)聯(lián)鎖裝置用來(lái)防止在盤車結(jié)束前允許起動(dòng)空氣進(jìn)入氣缸聯(lián)鎖裝置可用來(lái)防止在發(fā)動(dòng)機(jī)換向完成前啟動(dòng)空氣進(jìn)入到氣缸。AAn automatic (n. 自動(dòng)機(jī)械 adj.自動(dòng)的, 無(wú)意識(shí)的, 機(jī)械的)BA transmission (n.播送, 發(fā)射, 傳動(dòng), 傳送, 傳輸,

8、轉(zhuǎn)播)CA self-regulating (自動(dòng)調(diào)節(jié)) DAn interlocking (聯(lián)鎖的) 0008D 0009 _fuel oils _ lubricating oils require treatment before passing to the engine在進(jìn)入主機(jī)前燃油和滑油均需進(jìn)行處理。(燃油和滑油在進(jìn)入發(fā)動(dòng)機(jī)之前,都需要經(jīng)過(guò)處理。 ) ABothand (兩者都-) BNeithernor .兩者都不CEitheror(只能二選一的) DBothor (沒(méi)此搭配) 0009 A0010 _is sometimes used for piston cooling si

9、nce leaks into the crankcase would not cause problems潤(rùn)滑油有時(shí)用來(lái)冷卻活塞,因?yàn)樗┬沟角S箱不會(huì)產(chǎn)生問(wèn)題 0010 C滑油用作活塞冷卻的一個(gè)好處是漏到曲柄箱不會(huì)產(chǎn)生污染問(wèn)題。ADiesel oil (柴油) BHydraulic Oil(液壓油 , 水力(系統(tǒng)用)油)CLube oil(.潤(rùn)滑油)DMineral oil(礦物油) 0011 _ is the removal of exhaust gases by blowing in fresh air掃氣是通過(guò)鼓進(jìn)新鮮空氣而清除廢氣。(通過(guò)吹人新鮮空氣去除廢氣的過(guò)程叫“掃氣”。 A項(xiàng)意

10、“氣體交換”;B項(xiàng)意“充氣”) 項(xiàng)意“增壓”。AGas exchange (交換氣體) BCharging (.裝料,爐料或增壓)CScavenging(掃氣) DSupercharging (增壓) 0011 C 0012 _ is used for cylinder and cylinder head,the salt water is used for cooling the lubricating oil,the fresh water in the coolers and the charging air in the air cooler淡水用來(lái)冷卻汽缸和氣缸蓋,海水用來(lái)冷卻滑油,

11、淡水在冷卻器里,增壓空氣在空氣冷器中AThe fuel oil (燃油) BThe lube oil(滑油)CThe sea water(海水) DThe fresh water (淡水)用作氣缸和氣缸頭冷卻的是淡水。 0012D 0013 _ may be the first possible cause which makes the engine to lose power or slow down when it is running當(dāng)柴油機(jī)運(yùn)行時(shí),軸承發(fā)熱是引起柴油機(jī)功率損失或轉(zhuǎn)速下降先要的可能原因 (發(fā)動(dòng)機(jī)運(yùn)行過(guò)程中功率下降或失速的第一可能原因是軸承過(guò)熱。 )AHot bearin

12、g (軸承發(fā)熱) BStarting valves(起動(dòng)閥) CUnequal distribution of load (負(fù)荷分荷環(huán)均勻) DExcessive crankshaft clearance(軸承間隙過(guò)大) 0013 A 0014 _ of an engine crankshaft can be detected by measuring detections of crank webs for each unit of the engine柴油機(jī)軸線失中情況可通過(guò)測(cè)量柴油機(jī)曲軸各個(gè)單位曲柄不同位置的臂距值進(jìn)行判斷。(發(fā)動(dòng)機(jī)曲軸失中可以通過(guò)測(cè)量臂距差來(lái)判斷。)AMisalignm

13、ent失中Blength(n.長(zhǎng)度, 長(zhǎng), 時(shí)間的長(zhǎng)短, 語(yǔ)音長(zhǎng)) 0014ACStrength( n.力, 力量, 力氣, 實(shí)力, 兵力, 濃度) DStresses(n.重壓, 逼迫, 壓力, 重點(diǎn), 著重, 強(qiáng)調(diào), 重音)vt. 著重, 強(qiáng)調(diào), 重讀0015 _of the A-frames there is a strong cast iron frame called the scavenging air box在A-型機(jī)架的頂部有一個(gè)稱為掃氣箱的堅(jiān)固的鑄鐵結(jié)構(gòu)(發(fā)動(dòng)機(jī)A字架的頂部有掃氣箱。)AAt the top (在頂部) BAt the bottom (在底部) 0015ACI

14、n the top (無(wú)此結(jié)構(gòu))DIn the bottom(無(wú)此結(jié)構(gòu)) 0016 _ pistons have low inertia and high coefficient of thermal expansion鋁活塞具有慣性低和熱膨脹系數(shù)高的(特點(diǎn))。 (鋁質(zhì)活塞具有慣性小(重量輕)、熱膨脹系數(shù)大的特點(diǎn)。)ACast iron (n.鑄鐵, 鍛鐵)BCast steel (坩堝鋼,鑄鋼) 0016DCForged steel (鑄鋼) DAluminum(鋁) 0017 _ scavenging means both exhaust ports and scavenging port

15、s are arranged to the same side回流掃氣意思是掃氣口和排氣口都布置在同一側(cè)。)回流掃氣式發(fā)動(dòng)機(jī)中,掃氣口和排氣口布置在同一側(cè)。 ) 0017CA Uniflow (直流) BCross(橫流) C. Loop(回流) DStraight(直的) 0018 _ Should not undertake any task which will interfere with the supervision duties relating to the main machinery and associated equipment 0018A 值班人員不應(yīng)分派任何將妨礙管

16、理主機(jī)和輔機(jī)職責(zé)的任務(wù)。 (值班人員不能做任何影響其對(duì)主要機(jī)械和相關(guān)設(shè)備監(jiān)視職責(zé)的工作。)AThe watch keeping personnel(值班人員) BThe chief engineer(輪機(jī)長(zhǎng))CThe person on a bunker barge (油駁上的人員) DAny of the above (以上任一個(gè))0019 _ tappet clearance will cause the exhaust valve to open early and close late in cycle and will increase its maximum lift. 0019

17、B 排氣閥間隙過(guò)小將引起其在一循環(huán)中早開(kāi)遲關(guān)并增加其升程。 AExcessive(adj.過(guò)多的, 過(guò)分的, 額外) BInsufficient(adj.不足的, 不夠的n.不足) CCorrect (adj.正確的, 恰當(dāng)?shù)? 端正的vt.改正, 糾正, 告誡, 懲戒)D. None of the above (以上都不是)氣閥推桿間隙過(guò)小會(huì)引起排氣閥過(guò)早打開(kāi)、過(guò)晚關(guān)閉。 0020 _ tappet clearance will cause the exhaust valve to open late and close early in cycle and will reduce its

18、maximum lift 0020 C排氣閥間隙過(guò)大將引起其在一循環(huán)中遲開(kāi)早關(guān)并減少其升程。 ACorrect (adj.正確的, 恰當(dāng)?shù)? 端正的vt.改正, 糾正, 告誡, 懲戒)BInsufficient(adj.不足的, 不夠的n.不足)CExcessive (adj.過(guò)多的, 過(guò)分的, 額外) DNone of the above(以上都不是)氣閥推桿間隙過(guò)大會(huì)引起排氣閥過(guò)晚打開(kāi)、過(guò)早關(guān)閉。0021_ tappet clearance will cause the exhaust valve to open late and close early in cycle and will

19、 reduce its maximum lift 0021 C排氣閥間隙過(guò)大將引起其在一循環(huán)中遲開(kāi)早關(guān)并減少其升程。 ACorrect (adj.正確的, 恰當(dāng)?shù)? 端正的vt.改正, 糾正, 告誡, 懲戒)BInsufficient (adj.不足的, 不夠的n.不足) CExcessive (adj.過(guò)多的, 過(guò)分的, 額外) DNone of the above is correct (以上都不是)(此題與 0020題重復(fù)) 0022 _ the cylinder will contain a great weight of air and will be capable of burn

20、ing a great quantity of fuel選項(xiàng)中,較合理的答案只能是A。更好的答案應(yīng)該是“At the end ofthe compression stroke”。意即“在壓縮沖程結(jié)束時(shí),氣缸中有大量的空氣并能燃燒大量的燃油”。在壓縮行程初汽缸內(nèi)將容納了能大量能點(diǎn)燃大量的燃油的空氣。 AAt the beginning of the compression stroke 壓縮行程初 0022ABAt the beginning of the suction stroke 吸氣行程初 CAt the end of the working stroke 工作行程未 DAt the e

21、nd of the exhaust stroke 排氣行程未 0023 _ the supercharge pressure is, _ power an engine develops增壓壓力越大,柴油機(jī)輸出功率越大。 0023 AAThe higherthe more 越高-越多 BHighermore 比較高/比較多 CHigher /little 比較高/比較少 DThe higherthe less越高-越少0024 _device is provided to prevent starting air from being admitted to the cylinder befo

22、re the reversing is completed 一個(gè)聯(lián)鎖裝置用來(lái)防止在盤車結(jié)束前允許起動(dòng)空氣進(jìn)入氣缸 AAn automatic (n. 自動(dòng)機(jī)械 adj.自動(dòng)的, 無(wú)意識(shí)的, 機(jī)械的) 0024CBA transmission (n.播送, 發(fā)射, 傳動(dòng), 傳送, 傳輸, 轉(zhuǎn)播) CAn interlocking (.聯(lián)鎖的) D A self-regulating (自動(dòng)調(diào)節(jié)) (此題與0008題重復(fù)) 0025 _ is not properly set thus causing either advanced or retarded firing一臺(tái)噴油泵定時(shí)不確,因此引起

23、的不是早燃就是后燃。 0025BAA piston (一個(gè)活塞)燃油噴射泵沒(méi)有正確調(diào)定,引起發(fā)火過(guò)早或過(guò)晚。 BA fuel injection pump (一臺(tái)噴油泵) CA feed water pump (一臺(tái)供水泵)DA lube oil pump (一臺(tái)滑油泵) 0026 _ means(that) both exhaust ports and scavenging ports are arranged on the same side回流掃氣意思是掃氣口和排氣口都布置在同一側(cè)。 0026CAUniflow scavenging (直流掃氣) BCross scavenging (橫

24、流掃氣) C. Loop scavenging(回流掃氣) DStraight scavenging(直的掃氣) (此題與0017題重復(fù))0027 _ rods are not in proper condition so that too much fuel is supplied to the corresponding cylinder調(diào)節(jié)桿調(diào)節(jié)不當(dāng)以致造成相應(yīng)汽缸供油過(guò)多。 (燃油)調(diào)節(jié)桿沒(méi)有在正確的位置,以致太多的燃油供應(yīng)到相應(yīng)的氣缸中去了。 0027C Apiston (活塞) B、Sounding(探測(cè)、測(cè)深) CRegulating(調(diào)節(jié)) DConnecting(連接,管接頭

25、,套管) 0028 _ shows 12 meter and the specific gravity of the oil is 096According to the AA top tank (頂部箱) BA head tank (落差貯水池、高位水池、壓力槽、壓頭箱)CA head valve(頭閥) DA drain tank(排水槽、儲(chǔ)油槽)冷卻水系統(tǒng)中的高置水箱(膨脹水箱)用來(lái)供冷卻水膨脹和補(bǔ)水。 0030 _ at the end of the distribution pipe ensures that adequate pressure is maintained by th

26、e measuring scale,that makes 150 tons量油桿顯示油位12m。 AThe piston rod (活塞桿) BThe push rod(推桿) 0028C CThe sounding rod(測(cè)深桿)DThe connecting rod(連桿) 0029 _ allows for expansion and water make up the water cooling system 高位水箱(膨脹水箱)允許膨脹和向冷卻水系統(tǒng)供水。 0029 B pump在分配管的未端的一只警報(bào)器用來(lái)保證泵能保持足夠的壓力。AA relief valve (一個(gè)安全閥) B

27、An alarm(一只警報(bào)器) 0030 BCA pressure gauge (一個(gè)壓力計(jì))D、A non-return valve(一個(gè)止回閥)分配管端的報(bào)警設(shè)備用來(lái)確保泵維持足夠的壓力。0031 _ is used for washing and drinking(生活水系統(tǒng)是用來(lái)沖洗和飲用。 0031 D A、The ballast system(壓載水系統(tǒng)) BThe salt water system(海水系統(tǒng)) CThe bilge system(艙底水系統(tǒng)) DThe domestic system(生活水系統(tǒng))船舶日用水系統(tǒng)提供盥洗水和飲用水。0032 _ provide t

28、he water to the pistons(伸縮管供水到活塞)伸縮管用來(lái)向活塞提供冷卻水0032CAPneumatic pipes (空氣管) BHydraulic pipes(液壓管) CTelescopic pipes (伸縮管) D. Operating gas pipes(工作氣體管) 0033 _ are fitted in the exhaust system and facilitate charge removal and scavenging in each cylinder(在排氣系統(tǒng)安裝有擴(kuò)壓器,以便各缸的增壓空氣易于吸入和掃除廢氣)。 ADiffusers(擴(kuò)壓器)

29、 B、Compressors(壓縮機(jī)) 0033 ACSteam boilers(蒸汽鍋爐) DSoot blowers(吹灰器)發(fā)動(dòng)機(jī)排氣系統(tǒng)中裝備的擴(kuò)壓器有助于排氣和掃氣。 0034 _are formed by abrasive particles entering the bearing and scoring the shaft groove 凹槽是由進(jìn)入軸承的磨料和軸劃痕引起。磨粒進(jìn)入到軸承并在軸上劃痕,這樣便形成了凹槽。 0034AAGrooves(凹槽)BRecesses(凹進(jìn)處) CRidges 背脊 DNips(日本佬的)0035 _ are mounted on and

30、bolted to the bed-plate cross girders機(jī)架用螺絲固定在機(jī)座橫梁。(發(fā)動(dòng)機(jī)的機(jī)架安裝在機(jī)座的橫梁上并用螺栓與之固定。)AThe crankshaft曲軸 BThe crankcase 曲柄曲箱 0035D C、The guide-ways 向?qū)?DThe frames機(jī)架 0036 _ is a precaution which contributes to avoiding trouble under normal operating conditions不間斷監(jiān)視是為了避免在正常運(yùn)轉(zhuǎn)條件下出現(xiàn)故障。(連續(xù)檢查有助于避免在正常運(yùn)行狀態(tài)下產(chǎn)生故障。) 0036

31、AAConstant inspection(不間斷監(jiān)視) BKeeping constant load(保持恒定的負(fù)荷) CRemaining constant temperature(保持恒定的溫度) D、varying speed(改變速度) 0037 _ is a source of power by which the diesel engine may operate熱能是柴油機(jī)能運(yùn)行的動(dòng)力源 (熱能是發(fā)動(dòng)機(jī)功率的來(lái)源。) 0037DA、Water energy 水能 BElectrical energy電能 CChemical energy 化學(xué)能 DHeat energy熱能 0

32、038 _ is arranged for cleaning the lubricating oil in the system and clean oil can be provided from a storage tank離心分油機(jī)是用來(lái)清潔從儲(chǔ)存柜供來(lái)的潤(rùn)滑油系統(tǒng)的潤(rùn)滑油 0038BAA filter 過(guò)濾器 B、A centrifuge 離心分油機(jī) C、A distiller 蒸餾器DA generator.發(fā)電機(jī)滑油系統(tǒng)中,離心式分油機(jī)用來(lái)清潔滑油。與選項(xiàng)A(濾器)相比,B更合適。0039 _ is fully floating in both connecting rod sma

33、ll end and the piston shirt 0039C活塞銷完全浮動(dòng)于連桿小端與活塞裙間(在二沖程柴油機(jī)中,活塞銷一般是全浮動(dòng)式的。 )AThe piston rod 活塞桿 BThe cross head pin 十字頭銷CThe gudgeon pin (耳軸銷、活塞銷、舵栓) DThe crank-pin 曲柄銷 0040 _ is made of a boss with separated blades mounted into it調(diào)距槳是由一個(gè)帶有獨(dú)立葉片裝進(jìn)其中的輪轂制成。 (調(diào)距槳有槳轂和安裝在槳轂上的幾個(gè)槳葉組成。) 0040 AAA variable pitch

34、 propeller調(diào)距槳 BA variable pitch nut 調(diào)距螺母CA fixed pitch parallel等距線 D、A fixed pitch screw 等距螺絲 0041 _ is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve空氣分配器多是由凸輪軸驅(qū)動(dòng)而其供應(yīng)先導(dǎo)空氣給氣缸起動(dòng)閥。 0041 D (空氣分配器一般由發(fā)動(dòng)機(jī)的凸輪軸驅(qū)動(dòng),其作用是供應(yīng)控制空氣到氣缸空氣啟動(dòng)閥。 )AAn air receiver空氣接收器 BAn op

35、erating valve 動(dòng)作閥、操縱閥CAn automatic valve 自動(dòng)閥 DAn air distributor 空氣分配器 CThe inhabitant居民the water 水 DThe additives添加劑the distilled water .蒸餾水0042 _ neutralizes the acid conditions and_cleanses the rings and grooves堿中和酸同時(shí)清潔環(huán)和環(huán)槽。 (發(fā)動(dòng)機(jī)氣缸油添加劑中,堿性物質(zhì)用來(lái)中和酸性產(chǎn)物;清潔劑用來(lái)清潔活塞環(huán)和環(huán)槽。) 0042BAThe detergency.去垢性,去垢力,洗凈

36、(作用)the alkalinity 堿度 BThe alkalinity堿度the detergency去垢性,去垢力,洗凈(作用) 0043 _ of the controllable pitch propeller enables the blades to be moved to change the pitch angle調(diào)距螺旋槳的內(nèi)部機(jī)構(gòu)能使槳葉移動(dòng)而改變螺旋角。 0043 BAAn external mechanism外部機(jī)構(gòu) BAn internal mechanism內(nèi)部機(jī)構(gòu)CAn interlock device 互鎖裝置 DA hunting gear system隨動(dòng)

37、系統(tǒng)調(diào)距槳內(nèi)部機(jī)構(gòu)(調(diào)距機(jī)構(gòu))能使槳葉轉(zhuǎn)動(dòng)以改變螺距。 0044 _ on a ship transmits power from the engine to the propeller 0004C 船舶傳動(dòng)系統(tǒng)從柴油機(jī)傳遞動(dòng)力到螺旋槳 (船上的推進(jìn)系統(tǒng)把來(lái)自于發(fā)動(dòng)機(jī)的功率傳遞給螺旋槳。 )AAutomatic control system 自動(dòng)控制系統(tǒng) BSpeed regularly system調(diào)速系統(tǒng)CThe transmission system 傳動(dòng)系統(tǒng) DCompression air system壓縮空氣系統(tǒng)0045 _ or air venting arrangement i

38、s fitted to the fuel supply passage 0045D供油管路裝有灌注或排氣口。(燃油供應(yīng)管道中裝備有放空氣設(shè)備。) AAn air pump 抽氣機(jī)BA compressor 壓縮機(jī)CA fuel pump燃油泵DA priming灌注口0046 _ providing lubricating films,oil used in marine diesel engines have to remove heat from oil coo1ed piston船用柴油機(jī)潤(rùn)滑油除了提供潤(rùn)滑油膜外,還從活塞帶出熱量而冷卻活塞。 0046DAExcept for 除.以外

39、B、Beside .在旁邊, 和.比較CExcept .除了.之外, 若不是, 除非conj.只是, 要不是 Din addition .除.之外用在船用柴油機(jī)中的滑油,除了能提供潤(rùn)滑油膜外,還能帶走活塞中的熱量。注意 “in onto”和“except”兩者的區(qū)別。 0047 _ the engines,the diesel engine is _ used engine on board 0047B在發(fā)動(dòng)機(jī)中,柴油機(jī)在船上的應(yīng)用昀廣泛。 ABetweenmore commonly BAmongthe most commonly CBetweennot more commonly DAmon

40、gnot the most commonly在發(fā)動(dòng)機(jī)中,柴油機(jī)用在船舶上昀普遍。“among”指“三者及三者以上之中”。注意與 NeeH”用法的區(qū)別。0048 _ water is more expensive than fresh water,It has high specific heat and low Viscosity蒸餾水比淡水更昂貴,它具有高比熱低粘度的特性。 0048A ADistilled adj.由蒸餾得來(lái)的 BDistilling蒸餾(作用) CBoiling adj.沸騰的, 激昂的adv.沸騰 DBoiled 清水罐頭(以水或稀鹽水作湯汁的罐頭) 煮沸的煮熟的 “d

41、istilled water"指造水機(jī)造出來(lái)的淡水。 0049 _ for the camshaft gear train is taken from a spur gear which for a six cylinder engine is at the coupling end(凸輪軸齒輪系的驅(qū)動(dòng)力來(lái)自于正齒輪,對(duì)于六缸的發(fā)動(dòng)機(jī),該齒輪位于聯(lián)軸器端。) 六缸柴油機(jī)的凸輪軸齒輪傳動(dòng)鏈的驅(qū)動(dòng)力從位于聯(lián)軸節(jié)端的正齒輪獲得。 0049 B AThe driven gear驅(qū)動(dòng)齒輪 BThe drive 驅(qū)動(dòng)力 CThe grease 油脂 DThe lubricating oil 滑油

42、 0050 _ in what position the engine stops there will always be at least one of the cylinders with its starting air valve open to admit compressed air to start the engine不管柴油機(jī)停止在何位置,至少有一個(gè)氣缸的空氣起動(dòng)閥處于打開(kāi)位置以允許空氣進(jìn)入氣缸起動(dòng)柴油機(jī)。 0050 D ABecause多用于表示直接原因 BOwing to由于, 因.之緣故 C、For prep.(表示目的)為了, 因?yàn)? 至于, 對(duì)于, 適合于conj

43、.因?yàn)?DNo matter 不管不管發(fā)動(dòng)機(jī)停車在什么位置,至少有一個(gè)氣缸,它的啟動(dòng)空氣閥處在開(kāi)啟狀態(tài),以允許空氣進(jìn)入啟動(dòng)發(fā)動(dòng)機(jī)。該句表達(dá)的是讓步狀語(yǔ)從句。 0051 _ is secured by means of side-chock bolts and end-chock bolts機(jī)座是由稱為側(cè)楔墊螺栓和端楔墊螺栓固定。 0051 A AThe bedplate機(jī)座 BThe column 圓柱, 柱壯物, 專欄, 縱隊(duì) CThe main bearing 主軸承 DThe double bottom雙層底機(jī)座分別通過(guò)側(cè)向和端向螺栓(與底座)固定。 0052 _ controls th

44、e fuel Oil temperature in order to provide oil at the correct Viscosity for combustion粘度調(diào)節(jié)器通過(guò)控制燃油的溫度來(lái)實(shí)現(xiàn)粘度的控制。 0052A AThe viscosity regulator BThe temperature controller CThe flow meter DThe pressure switch 0053 _ for attachment to the propeller shaft also accommodates the turning gear and is integra

45、lly forged the crankshaft與調(diào)距槳軸相連的聯(lián)軸節(jié)法蘭,同時(shí)也提供給盤車機(jī),它與曲軸是整體鍛造而成, AThe coupling flange BThe camshaft 0053 A CThe cross-head pin DThe cylinder jackets 0051 A 0052A 0053 A 0054 _ should be taken out,cleaned,and lifting checked every four to six months A、pistons BFuel injection valves 0054B CCrankshaft DCy

46、linder covers 燃油噴射閥(油頭)應(yīng)每46個(gè)月取出、清潔并進(jìn)行啟閥壓力試驗(yàn)。 0055 _usually helps to induce air movement to assist combustion 活塞的運(yùn)動(dòng)有助于空氣在氣缸中流動(dòng),以利燃燒。 ACylinder cover BMain bearing 0055D CThe exhaust valve DThe piston movement 0056 _ may have two emergency source of power,thus requiring two emergency switchboards大型客輪上

47、往往裝備有兩套應(yīng)急電源,這樣需要兩個(gè)應(yīng)急配電板。 ALarge passenger vessels BGeneral cargo ships CContainer ships Doil tankers 0057 _ supplies pilot air to control the cylinder air start valves AAn air compressor BAn indicator cock CAn air distributor DA safety valve空氣分配器提供控制空氣用來(lái)控制氣缸空氣啟動(dòng)閥。 0058 _ less equipment in contact wi

48、th sea water,the corrosion problems are much reduced in a central cooling system ABecause Bwith Cwithout D、Though在中央冷卻系統(tǒng)中,由于與海水接觸的設(shè)備較少,因此腐蝕問(wèn)題大為減少。注意“with without)+名詞+介詞短語(yǔ)”的用法。 0059 _ clearances in the main or crank pin bearings will sometimes be indicated by loss of pressure in the lubricating syste

49、m before any bearing knock is heard AToo larger BToo smaller CExcess DExcessive主軸承或曲柄銷軸承間隙過(guò)大,首先表現(xiàn)為滑油系統(tǒng)失壓,隨后可聽(tīng)到軸承的敲擊聲,、選項(xiàng)不正確在于“l(fā)arge"使用了比較級(jí)。 0056A 0057C 0058B 0059 D 0060 B 0060 A _ on the delivery side of the pump closes to stop fuel Oil returning from the injector燃油泵排出側(cè)的止回閥(單向閥)阻止了燃油從噴射器倒回。 Ar

50、eturn valve Bnon-return valve Csafety unit Dstop valve 0061 A _ensures a constant pressure at the fuel main壓力調(diào)節(jié)閥確保燃油總管中的壓力穩(wěn)定。 Atransfer pump Bcontrol air bottle C pressure regulating valve Dnon returning valve 0062 A cast steel strong back is fitted in way Of the combustion space to help absorb _ &#

51、183; Aflame temperature Bfuel oil (燃燒室處裝備鑄鋼的背板用來(lái)吸收燃?xì)獾臎_擊力。) B air movement Dgas forces 0063 A charge of fresh air is drawn into the engine cylinder and then _ by the moving piston _ very high pressure新鮮空氣被吸人到發(fā)動(dòng)機(jī)氣缸內(nèi),然后被運(yùn)動(dòng)的活塞壓縮到很高的壓力。 A、Pressedto B、Pressurizedwith C、pushedin Dcompressedto 64 A common t

52、rouble with the fuel pump plunger or fuel valve spindle is _ 。燃油泵柱塞或燃油針閥常見(jiàn)的故障是漏油。 Awater leakage Bsteam leakage COil leakage Dair leakage 0061 C 0062D 0063 D 0064C 0065 A common trouble with the fuel pump plungers or fuel valve spindle is _ 。 Abroken down Bstuck COil 1eakage DCarbonized 同上題。 66 A di

53、esel engine is similar to a gasoline engine except that the former has to _ ·柴油機(jī)與汽油機(jī)類似,但是無(wú)火花塞。 Across-head Bcylinder Cconnecting rod Dspark plug 0067 A diesel engines crankcase oil level is found to be too high You should suspect that _發(fā)動(dòng)機(jī)機(jī)油充注過(guò)多、燃油漏人、冷卻水漏人都有可能導(dǎo)致發(fā)動(dòng)機(jī)曲柄箱油位過(guò)高。 Athe engine was over

54、filled Bthere might be a fuel leak Cthere might be a water leak Dall of the above 0068 A distance piece,known as a _ may be interposed between the rod and the bearing housing調(diào)距片,即所謂的“壓縮片”,插入在連桿和軸承座之間。 Abearing shell Bbearing liner C compression plate Dlead wire 0069A distance piece,with ground faces,known as a compression plate,may be interposed between the rod and the bearing housing,its thickness being chosen to ensure the correct _ 壓縮片的厚度可以選擇,以確保正確的壓縮比。 Acom

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