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.

预应力混凝土梁中，钢筋的种类有：（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

钢筋混凝土梁中，架立钢筋按下列哪项要求进行配置（）。

梁中一般配置的钢筋有（）等。

华北水利水电大学（花园校区）位于（）。

（）一般用来固定钢筋的位置，用于钢筋混凝土梁中。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。