轮机英语船舶电气与船舶安全单项选择题每日一练(2019.01.15)

单项选择题
One of the differences between a two-stroke engine and a four-stroke engine is,（）
A.a two-stroke engine can’t work without cylinders
B.a two-stroke engine can’t work without pistons
C.a two-stroke engine can’t work without crankshafts
D.a two-stroke engine can’t work without a blower
单项选择题
The chief engineer suggests that the second engineer （） a dead line for handing in the work plan.
A.will set
B.shall set
C.set
D.sets
单项选择题
When you are asked to assist in accepting delivery of goods, you should（）
A.make clear of your authority
B.make friends with ships crew
C.call the first engineer if there is a problem
D.call the master if there is a problem
单项选择题
Worm geared automatic mooring winches are （） as the multi-start feature reduces the advantage of worm gear iethe high gear radio.
A.popular
B.common
C.in lead position
D.uncommon
单项选择题
In the variable delivery pump, moving the spindle more from the central point will cause （） fluid to be pumped and consequently （）pressure is generated to drive the rams.
A.more；more
B.more；less
C.less；more
D.less；less