A.45℃ B.60℃ C.75℃
A.5MPa B.6MPa C.8MPa
A.重點(diǎn)設(shè)備試車 B.凡運(yùn)轉(zhuǎn)設(shè)備都須試車 C.電動(dòng)設(shè)備試車