题目内容

立杆接长除顶层顶步可采用搭接外，其余各层各步接头必须采用对接扣件连接。()

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Tested & inspected the steering systems & other navigational equipments & found them in good condition．L'dg & unl'dg finished.This remark is likely made by the OOW ______．

A. at the beginning of his watch
B. during his watch
C. at the end of his watch
D. in his cargo watch on deck

高大模板钢管架搭设完成后验收时对立杆间距、步距、扣件拧紧力矩等不必实测实量，只须目测。()

You should log all barometer readings taken at sea ______.

A. regularly
B. at least once during each watch
C. more often under changeable weather conditions
D. All of the above

人为事故有______。
A 交通事故
B 生产事故
C 火灾事故
D 爆炸事故