汽轮机检修汽轮机本体检修工(高级)单项选择题每日一练(2019.01.10)

A.300～350
B.350～400
C.400～450
D.450～500

A.40
B.80
C.120
D.160

A.50
B.100
C.150
D.200

A.35
B.40
C.45
D.50

A.1636
B.1663
C.1694
D.1535