翻译：With Average or With Particular Average（WA or WPA）（）

用截面法求解静定平面桁架内力时，一次截开最多可以求解（）个独立未知数。

用一个假想截面截开若干个杆件后列平衡方程求解杆件内力的方法是（）。

杆件的内力与杆件的外力、截面、材料都有关？

以下不属于截面法求解杆件内力的步骤是 ( ) 。

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。