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.

心理学不是对人类常识的描述，因为常识不是与人类（）相互一致的知识。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

玉米白芽症是缺乏元素（）。

以玉米为主食的地区居民容易发生（）缺乏病。

以玉米为主食的地区，居民容易发生( )缺乏病

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

维修人员由于缺乏必要的专业知识和操作机能而发生的差错属于（）维修差错.