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单项选择题
A.welded
B.replaced
C.drilled again
D.bored
单项选择题
A.end-chock bolts
B.side-chock bolts
C.through bolts
D.tie rods
单项选择题
A.the gap
B.the clearance
C.the bore
D.the housing
单项选择题
A.tips
B.tags
C.lips
D.keys
单项选择题
A.cam
B.crosshead
C.bulge
D.coupling
单项选择题
A.measuring
B.sounding rod
C.metering
D.weighting
单项选择题
A.top dead center
B.temperature difference center
C.time delay dock
D.top diesel company
单项选择题
A.Boston Diesel Company
B.base circle diameter
C.switch board case
D.bottom dead center
单项选择题
A.needle valve
B.nozzles
C.piston
D.spring
单项选择题
A.overflowing
B.sump
C.bilge
D.buffer