试题与答案

Inflatable liferafts shall be serviced at

题型:单项选择题

题目:

Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However,the total elapsed time between servicing cannot exceed().

A.12 months

B.15 months

C.17 months

D.18 months

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A解析:键盘上的Delete删除软盘中的文件时,文件进入回收站。答案为A。

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