题目内容

The holding capabilities of an anchor are determined PRIMARILY by the().

A. design of the anchor
B. weight of the anchor
C. scope of the anchor chain
D. size of the vessel

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The holding power of an anchor at a given scope of cable increases when the().

A. amount of chain lying along the bottom increases
B. length of the catenary is reduced
C. mooring line tension is increased
D. amount of chain lying along the bottom decrease

下列选项中,()体现了中华民族的优秀传统文化和民族精神。

A. “先天下之忧而忧,后天下之乐而乐”
B. “位卑未敢忘忧国”
C. “鞠躬尽瘁,死而后已”
D. “富贵不能淫,贫贱不能移,威武不能屈&rdquo

在油田开发过程中,为了检查油层开采效果而钻的井称为观察井。

A. 正确
B. 错误

连续使用超声波雾化吸入治疗时,雾化器水槽内的水温不宜过()。

A. 30度
B. 40度
C. 50度
D. 60度
E. 70度

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