[单选题]《轮机日志》记载表格按右、左两台主机编制,如系一台主机,其参数一律在____主机栏内记载。
正确答案 :B
右
[单选题]If a heavy sea strikes the rudder, the shock is transmitted through ___ to the rams, this cause a sudden increase in oil pressure in one of the cylinders.
正确答案 :D
the tiller arm
[单选题]船上的汽笛长声的持续时间为()秒,短声的持续时间为()秒左右。
正确答案 :C
4~6,1
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