材料力學(xué)(全套課件470P)孫訓(xùn)方版

材料力學(xué)(全套課件470P)孫訓(xùn)方版材料力學(xué)(全套課件470P)孫訓(xùn)方版1材料力學(xué)材料力學(xué)2同學(xué)在學(xué)習(xí)過程中要積極學(xué)習(xí)不要被動(dòng)學(xué)習(xí)更不要不去學(xué)習(xí)同學(xué)在學(xué)習(xí)過程中3高層建筑與大型橋梁高層建筑與大型橋梁4橋面結(jié)橋面結(jié)5材料力學(xué)(全套課件470P)孫訓(xùn)方版6橋墩橋墩7橋面結(jié)構(gòu)橋面結(jié)構(gòu)8給論乃差本概念理論力學(xué):剛體力學(xué);研究構(gòu)件外力與約束力。材料力學(xué):變形體力學(xué);研究內(nèi)力與吏形§1材料力學(xué)的任務(wù)材料力學(xué)是矸憲工程構(gòu)件在載荷作用下的內(nèi)敵應(yīng),確定構(gòu)件在正常工作條件下承載能力的科學(xué)給論乃差本概念9構(gòu)件—租成結(jié)構(gòu)物和機(jī)薇的單個(gè)組成部夸結(jié)構(gòu)—一建筑物或構(gòu)筑物中承受外部作用的骨架稱為結(jié)構(gòu),構(gòu)件正常工作的條件足諺的強(qiáng)度足夠的剛度足夠的穩(wěn)定性」中強(qiáng)度:構(gòu)件抵抗破壞的能力不因發(fā)生斷裂或塑性變形而失效中剛度:構(gòu)件抵抗彈性變形的能力不因發(fā)生過大的彈性變形而失效三⊕穩(wěn)定性:構(gòu)件保持原有平衡形式的能力不因發(fā)生因平衡形式的突然轉(zhuǎn)變而失效構(gòu)件—租成結(jié)構(gòu)物和機(jī)薇的單個(gè)組成部夸10巨型水泥罐砸扁民工棚12月17日凌晨1時(shí)10分,武漢市梅山水泥廠一輛散裝水泥罐車,在對漢口花因17號樓「工地水泥罐尖施灌裝過程中,撞擊水泥罐支無造成水泥罐倒塌,將緊鄰的武漢天弓建筑工程有限公司民工食堂和1問民工住宿工棚砸塌該工棚內(nèi)共住民工23人)。散落的水泥和瓦礫,造成1人死亡、1人重傷、7人輕傷“肇事”水泥罐高達(dá)11米,罐體自重也超過10噸,并裝有10噸水泥。事發(fā)肘,罐體連根拔起,倒地后將一排數(shù)十千方米的工棚壓成廢墟。水泥罐的使用方—17號樓施工單位“式漢豐太”公司員工接受警方調(diào)查肘表示,該鋼鮚枸教裝水泥罐由“梅山橋正”公司提供圖紙,“武漢豐太”承建底座。警方現(xiàn)場調(diào)杳肘發(fā)現(xiàn),水泥罐的罐體和支座都有被撞的痕跡,一根支架與底座僅有兩個(gè)焊點(diǎn),水泥罐的水泥底座僅有30厘來厚。巨型水泥罐砸扁民工棚11材料力學(xué)(全套課件470P)孫訓(xùn)方版12材料力學(xué)(全套課件470P)孫訓(xùn)方版13材料力學(xué)(全套課件470P)孫訓(xùn)方版14材料力學(xué)(全套課件470P)孫訓(xùn)方版15材料力學(xué)(全套課件470P)孫訓(xùn)方版16材料力學(xué)(全套課件470P)孫訓(xùn)方版17材料力學(xué)(全套課件470P)孫訓(xùn)方版18材料力學(xué)(全套課件470P)孫訓(xùn)方版19材料力學(xué)(全套課件470P)孫訓(xùn)方版20材料力學(xué)(全套課件470P)孫訓(xùn)方版21材料力學(xué)(全套課件470P)孫訓(xùn)方版22材料力學(xué)(全套課件470P)孫訓(xùn)方版23材料力學(xué)(全套課件470P)孫訓(xùn)方版24材料力學(xué)(全套課件470P)孫訓(xùn)方版25材料力學(xué)(全套課件470P)孫訓(xùn)方版26材料力學(xué)(全套課件470P)孫訓(xùn)方版27材料力學(xué)(全套課件470P)孫訓(xùn)方版28材料力學(xué)(全套課件470P)孫訓(xùn)方版29材料力學(xué)(全套課件470P)孫訓(xùn)方版30材料力學(xué)(全套課件470P)孫訓(xùn)方版31材料力學(xué)(全套課件470P)孫訓(xùn)方版32材料力學(xué)(全套課件470P)孫訓(xùn)方版33材料力學(xué)(全套課件470P)孫訓(xùn)方版34材料力學(xué)(全套課件470P)孫訓(xùn)方版35材料力學(xué)(全套課件470P)孫訓(xùn)方版36材料力學(xué)(全套課件470P)孫訓(xùn)方版37材料力學(xué)(全套課件470P)孫訓(xùn)方版38材料力學(xué)(全套課件470P)孫訓(xùn)方版39材料力學(xué)(全套課件470P)孫訓(xùn)方版40材料力學(xué)(全套課件470P)孫訓(xùn)方版41材料力學(xué)(全套課件470P)孫訓(xùn)方版42材料力學(xué)(全套課件470P)孫訓(xùn)方版43材料力學(xué)(全套課件470P)孫訓(xùn)方版44材料力學(xué)(全套課件470P)孫訓(xùn)方版45材料力學(xué)(全套課件470P)孫訓(xùn)方版46材料力學(xué)(全套課件470P)孫訓(xùn)方版47材料力學(xué)(全套課件470P)孫訓(xùn)方版48材料力學(xué)(全套課件470P)孫訓(xùn)方版49材料力學(xué)(全套課件470P)孫訓(xùn)方版50材料力學(xué)(全套課件470P)孫訓(xùn)方版51材料力學(xué)(全套課件470P)孫訓(xùn)方版52材料力學(xué)(全套課件470P)孫訓(xùn)方版53材料力學(xué)(全套課件470P)孫訓(xùn)方版54材料力學(xué)(全套課件470P)孫訓(xùn)方版55材料力學(xué)(全套課件470P)孫訓(xùn)方版56材料力學(xué)(全套課件470P)孫訓(xùn)方版57材料力學(xué)(全套課件470P)孫訓(xùn)方版58材料力學(xué)(全套課件470P)孫訓(xùn)方版59材料力學(xué)(全套課件470P)孫訓(xùn)方版60材料力學(xué)(全套課件470P)孫訓(xùn)方版61材料力學(xué)(全套課件470P)孫訓(xùn)方版62材料力學(xué)(全套課件470P)孫訓(xùn)方版63材料力學(xué)(全套課件470P)孫訓(xùn)方版64材料力學(xué)(全套課件470P)孫訓(xùn)方版65材料力學(xué)(全套課件470P)孫訓(xùn)方版66材料力學(xué)(全套課件470P)孫訓(xùn)方版67材料力學(xué)(全套課件470P)孫訓(xùn)方版68材料力學(xué)(全套課件470P)孫訓(xùn)方版69材料力學(xué)(全套課件470P)孫訓(xùn)方版70材料力學(xué)(全套課件470P)孫訓(xùn)方版71材料力學(xué)(全套課件470P)孫訓(xùn)方版72材料力學(xué)(全套課件470P)孫訓(xùn)方版73材料力學(xué)(全套課件470P)孫訓(xùn)方版74材料力學(xué)(全套課件470P)孫訓(xùn)方版75材料力學(xué)(全套課件470P)孫訓(xùn)方版76材料力學(xué)(全套課件470P)孫訓(xùn)方版77材料力學(xué)(全套課件470P)孫訓(xùn)方版78材料力學(xué)(全套課件470P)孫訓(xùn)方版79材料力學(xué)(全套課件470P)孫訓(xùn)方版80材料力學(xué)(全套課件470P)孫訓(xùn)方版81材料力學(xué)(全套課件470P)孫訓(xùn)方版82材料力學(xué)(全套課件470P)孫訓(xùn)方版83材料力學(xué)(全套課件470P)孫訓(xùn)方版84材料力學(xué)(全套課件470P)孫訓(xùn)方版85材料力學(xué)(全套課件470P)孫訓(xùn)方版86材料力學(xué)(全套課件470P)孫訓(xùn)方版87材料力學(xué)(全套課件470P)孫訓(xùn)方版88材料力學(xué)(全套課件470P)孫訓(xùn)方版89材料力學(xué)(全套課件470P)孫訓(xùn)方版90材料力學(xué)(全套課件470P)孫訓(xùn)方版91材料力學(xué)(全套課件470P)孫訓(xùn)方版92材料力學(xué)(全套課件470P)孫訓(xùn)方版93材料力學(xué)(全套課件470P)孫訓(xùn)方版94材料力學(xué)(全套課件470P)孫訓(xùn)方版95材料力學(xué)(全套課件470P)孫訓(xùn)方版96材料力學(xué)(全套課件470P)孫訓(xùn)方版97材料力學(xué)(全套課件470P)孫訓(xùn)方版98材料力學(xué)(全套課件470P)孫訓(xùn)方版99材料力學(xué)(全套課件470P)孫訓(xùn)方版100材料力學(xué)(全套課件470P)孫訓(xùn)方版101材料力學(xué)(全套課件470P)孫訓(xùn)方版102材料力學(xué)(全套課件470P)孫訓(xùn)方版103材料力學(xué)(全套課件470P)孫訓(xùn)方版104材料力學(xué)(全套課件470P)孫訓(xùn)方版105材料力學(xué)(全套課件470P)孫訓(xùn)方版106材料力學(xué)(全套課件470P)孫訓(xùn)方版107材料力學(xué)(全套課件470P)孫訓(xùn)方版108材料力學(xué)(全套課件470P)孫訓(xùn)方版109材料力學(xué)(全套課件470P)孫訓(xùn)方版110材料力學(xué)(全套課件470P)孫訓(xùn)方版111材料力學(xué)(全套課件470P)孫訓(xùn)方版112材料力學(xué)(全套課件470P)孫訓(xùn)方版113材料力學(xué)(全套課件470P)孫訓(xùn)方版114材料力學(xué)(全套課件470P)孫訓(xùn)方版115材料力學(xué)(全套課件470P)孫訓(xùn)方版116材料力學(xué)(全套課件470P)孫訓(xùn)方版117材料力學(xué)(全套課件470P)孫訓(xùn)方版118材料力學(xué)(全套課件470P)孫訓(xùn)方版119材料力學(xué)(全套課件470P)孫訓(xùn)方版120材料力學(xué)(全套課件470P)孫訓(xùn)方版121材料力學(xué)(全套課件470P)孫訓(xùn)方版122材料力學(xué)(全套課件470P)孫訓(xùn)方版123材料力學(xué)(全套課件470P)孫訓(xùn)方版124材料力學(xué)(全套課件470P)孫訓(xùn)方版125材料力學(xué)(全套課件470P)孫訓(xùn)方版126材料力學(xué)(全套課件470P)孫訓(xùn)方版127材料力學(xué)(全套課件470P)孫訓(xùn)方版128材料力學(xué)(全套課件470P)孫訓(xùn)方版129材料力學(xué)(全套課件470P)孫訓(xùn)方版130材料力學(xué)(全套課件470P)孫訓(xùn)方版131材料力學(xué)(全套課件470P)孫訓(xùn)方版132材料力學(xué)(全套課件470P)孫訓(xùn)方版133材料力學(xué)(全套課件470P)孫訓(xùn)方版134材料力學(xué)(全套課件470P)孫訓(xùn)方版135材料力學(xué)(全套課件470P)孫訓(xùn)方版136材料力學(xué)(全套課件470P)孫訓(xùn)方版137材料力學(xué)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