钢材牌号Q235、Q345、Q390是根据材料（）命名的。

钢材牌号Q235、Q345、Q390的命名是根据材料的（　　）。

钢材牌号Q235、Q345、Q390的命名是根据材料的（）。

热轧光圆钢筋牌号HPB235的屈服强度不小于235Mpa。

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。

牌号为Q235的钢是（）材料。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。