下列理论中属于历史学提出的是（）。

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。

中外历史学发展历程大致经历了（）

方某为送汤某生日礼物，特向余某定做一件玉器。订货单上，方某指示余某将玉器交给汤某，并将订货情况告知汤某。玉器制好后，余某委托朱某将玉器交给汤某，朱某不慎将玉器碰坏。下列哪一表述是正确的（）

下列属于陈设类玉器的有（）。

下列玉器属于明器的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。