2022海船船员试题试卷(2V)

1. [单选题]UMS are mainly unattended overnight and during this time ____ should have control of the main engine

A. the chief engineer
B. the engineer on cabin watch
C. the bridge officer on watch
D. the master

2. [单选题]下列关于热的传播形式说法错误的是：_______。

A. 热传导主要是靠物质彼此接触的微粒间能量交换实现的。
B. 以热射线的形式传播热能的现象为辐射。
C. 以热微粒形式传播热能的现象为对流。分为液体对流、气体对流。
D. 热的三种传播形式都受介质影响，都易造成火势蔓延。

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