螺纹连接的类型中被连接件不太厚，螺杆带钉头，通孔不带螺纹、螺杆通过通孔与螺母配合使用的是（）。 

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。

不需螺母只需通过一个零件的通孔，再拧入另一个零件的螺孔的连接叫（）。

画螺栓连接时，被连接件上的通孔与螺柱之间()，应画()条线。

冷凝工段泵工岗位有哪些技术规定？

矿井泵工每班都巡回检查，检查时间为（）小时/次。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。