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.

汉代在敦煌以西建立了（）关和关，敦煌成为了当时中国西边的门户。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

在历史上享有“佛画之祖”美誉的大画家是（）。

在中国绘画史上，素有“佛画之祖”称誉的是三国画家是（）。

中国历史上享有“佛画之祖”美誉的画家是（）。

中国古代画论中有不少论述（）与生活的客观联系

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。