热熔夹具是用于夹持比正常焊机口径（）的管道。

燃气轮机的工作原理是（）安装于转子上的叶片，使转子产生单方向的连续转动，转子输出扭矩用于拖动负载，如拖动发电机，便组成了燃气轮发电机组；如拖动压缩机，便组成了燃气轮压缩机组。

单头尾纤又称熔接尾纤，主要用于（）

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.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

动力能源设备：是指汽车维修企业中的能源（）、（）设备。

根据《建设工程工程量清单计价规范》的规定，燃气表安装的计量单位为()。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。