水冲法沉桩一般是边冲水边打桩，当沉桩至最后（）时停止冲水，用锤击至规定标高。

水冲法沉桩一般是边冲水边打桩，当沉桩至最后（）m时停止冲水，用锤击至规定标高。

联轴器安装时，可直接用锤敲击。（）

用锤击沉桩时，为了防止桩受冲击应力过大而损坏，其锤击方式应是（）

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.

装配过盈量较大的轴承时，一般可采用锤击法。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。