Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

空冷器不属于换热器。

管壳式换热器按结构特点分为（）、（）、和（）三大类。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

换热设备按结构可分为管式和板式，我车间的换热器都是管式换热器

化工生产中常用的换热器有：列管式换热器、套管式换热器、（）、板式换热器等。

化工泵按照工作原理、结构分为哪几类？

高温换热器采用下述哪种布置方式更安全？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。