維修電工理論基礎知識

1、AA)(B)(I)(A)(B)BA)(B)(A)(B)B(A)(B)(A)(B)(A(A)(B)(A)(B)(I)e=eqoac(,N()eqoac(,t)meqoac(,t)A(A)(A)(B)，(A)(B)(A)(A)(B)(A)(B)(A)(B)(A)(B)(A)(B)/)AA(A)(B)h(A)(B)hB(A)(B)hBVVVVVVV(A)XY(B)XIUY(C)XY(D)XYB(A)(B)+JTlB)VjT(A)(B)(A)X(B)(C)XSB(A)(B)(A)(B)A(A)(B)SBTX(I)SBTmmA(A)(B)/(A)(B)B(A)(B)(A)X(B)YAC(A(A)(B)B

2、(A)(B)(I)(A)(B)(A)(B)(A)(B)(A)(B)AA)(B)B(A)(B)(A)(B)RB(A)(B)A(A)(B)(A(A)(B)TTLB(A)(B)TTLB(A)(B)B/(A)(B)B(A)(B)(A)(B)A(A)(B)R(AB(A)(B)(I)B(A)(B)YSVVVV(A)(B)IJA(A)(B)(I)A(A)(B)B(A)B)(A)(B)(A)(B)(A)(B)(A)(B)B(A)(B)(A)(B)/(A)(B)(A)(B)A(A)(B)B(A)(B)GTRB(A)l(A)(B)(A(A)(B)(A)(B)(A)(B)(A)(B)(I)B(A)(B)A(A)(B

3、)A(A)(B)(A)(B)(A)(B)(A)(B)AA)(B)(A)(B)A(A)(B)(A)BAA10B(A)(B)/B(A)(B)B(A)(B)B(A)(B)A(A)(B)AA)(B)(A)(B)(A)(B)A(A(A)(B)A(A)(B).B(A)(B)AABA(A)(B)A(A(A)(B)(A(A)(B)A(A)(B)A(A)(B)(A)(B)/B(A)(B)(A(A)(B)B(A)(B)(A)(B)YAmB(A)(B)(A)(B)B(A)(B)(A)(B)(AA(A)(B)AA(A)(B)B(A)(B)(A)(B)(A)(B)nA(A)(B)/AB(A)(B)(A)(B)ApnA(

4、A)(B)B(A)(B)(A)(B)(A)(B)(B(A)(B)A(A)(B)(A)(B)B(A)(B)(A)(B)(A)(B)A(A)(B)(A)(B)A/(A)(B)(A)(B)(A)(B)B(A)(B)B(A)(B)A(A)(B)(A)(B)B(A)(B)VVVF(A)(B)A(A)(B)(A)(B)(A)(B)A(A)(B)BB(A)(B)(A)(B)(A)(B)/(A)(B)(A)(B)B(A)(B)B(A)(B)A(A)(B)A(A)(B)A(A)(B)AA(A)(B)A(A)(B)A(A)(B)(A)(B)A(A)(B)(A)(B)A(A)(B)B(A)(B)AA)(B)A0mm

5、mmmmm/mmA(A)(B)、。(A)(B)(A)(B)(A)(B)B(A)(B)A(A)(B)A(A)(B)(A)(B)A(A)(B)(B)l(C)I(A)(B)90B(A)(B)A(A、PLCA(A)(B)/PLCPLC(A)(B)PLCBoB(A)(B)B(A)(B)(A)(B)A(A)(B)(A)(B)_(A)(B)AB)(A)(B)(A)(B)PLCPLC(A)(B)(A)(B)A(A)(B)A(A)LDI(B)LD(A)(B)B(A)B)(A)(B)B(A)(B)/(A(A)(B)B(A)(B)A(A)(B)A(A)(B)(I)A(A)(B)(A)(B)B(A)l(A(A)(B)A(B)B(A)(B)VA(A)(B)V(A)(B)(C)VB(A)(B)B(A)(B)m1=m2;m1=m2=m;a1=a2=aA(A)(B)(A)(B)B(A)(B)/A(A