[单选题]“过弯规则”（№9条6款）适用于________。

正确答案 ：B

被居间障碍物遮蔽他船的狭水道或航道的弯头或地段

[单选题]Vessels having main engines arranged for air starting are to be provided with at least__.

正确答案 ：B

two air starting containers of approximately equal size

[单选题]使用干粉灭火机灭火时，应站在火的什么部位？

正确答案 ：B

上风方向

[单选题]STCW78/95 Convention states that the officer in charge of the engineering watch is the representative

正确答案 ：C

chief engineer's

[单选题]急性胰腺炎时腹痛向______放射。

正确答案 ：D

左肩、腰背部

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