题目内容

Flame screens are used to ______.

A. contain flammable fumes
B. protect firefightiers from flames
C. prevent flames from entering tanks
D. keep flame and sparks from getting out of an engine’s exhaust system

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A vessel’s KG is determined by ______.

A. dividing the total longitudinal moment summation by displacement
B. dividing the total vertical moment summation by displacement
C. multiplying the MTl by the longitudinal moments
D. subtracting LCF from LCB

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根据《船舶签证管理规则》，下列有关船舶签证簿的叙述哪些是正确的？Ⅰ.船舶应向船籍港港监申领 Ⅱ.如果同时使用二本签证簿，港监有权将其全部没收 Ⅲ.船舶所有人改变时，应申领新签证簿 Ⅳ.只有港监有权在签证簿上签注

A. Ⅰ～Ⅳ
B. Ⅱ～Ⅳ
C. Ⅰ～Ⅲ
D. Ⅰ、Ⅲ、Ⅳ

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绩效管理能够促进组织管理流程和业务流程优化。()

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在北半球当暖锋过境时,通常真风向将由______。

A. 东～东南风转南～西南风
B. 南～西南风转北～西北风
C. 北～西北风转南～西南风
D. 东～东北风转北～西北风

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Flame screens are used to ______.

A. contain flammable fumes B. protect firefightiers from flames C. prevent flames from entering tanks D. keep flame and sparks from getting out of an engine’s exhaust system

A vessel’s KG is determined by ______.

绩效管理能够促进组织管理流程和业务流程优化。()

在北半球当暖锋过境时,通常真风向将由______。

A. contain flammable fumes
B. protect firefightiers from flames
C. prevent flames from entering tanks
D. keep flame and sparks from getting out of an engine’s exhaust system