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什么是贴现率？

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Before "stand by" is rung on the engine telegraph, it is usual to give the main diesel engine a brief trial ahead and astern.

A. with power
B. on power
C. with air
D. on air

你去银行从你的支票账户中取出200美元。你把100美元作为现金放在身边，而另外100元存入你的储蓄账户中。那么M1和M2会发生什么变化？

During sea trial, the main engine will be kept run at______load

A. 100%
B. 110%
C. 85%
D. different

Which of the following operations need NOT to be entered on the Oil Record Book Part I？ I、Disposal of oil residues. II、 Internal transfer of fuel oil

A. I only
B. II only
C. both I and II
D. neither I nor II