地基土中，当塑性开展区的最大深度为0时，此时基础底面的压力称为（）荷载。

地基土中，当塑性开展区的最大深度为0时，此时基础底面的压力称为（）荷载。

静力载荷试验目的是确定地基土的临塑荷载、极限荷载，为评定地基土的（）提供依据和估算地基土的（）。

施加于高层建筑结构上的荷载与作用，有竖向荷载、风荷载、地震作用、施工荷载等，但不应包括地基不均匀沉降。（）

OR指令的作用是: 。( )

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。