明末清初实学思潮代表人物是（）

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。

简述社会文化历史学派的基本观点。或：社会文化历史学派有什么重要特征？

简述世界近代史中存在的三大世界性矛盾。

标志着世界现代史开端的历史事件是（）

（朝鲜）实学派思潮

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。