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.

当事人订立合同、履行合同，应当遵守法律法规，遵守社会公德，不得扰乱社会经济秩序，损害社会公共利益，体现的是合同签订中应遵循的( )原则。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

简述订立合同必须遵守的基本原则。

订立合同必须遵守的基本原则主要有（）。

订立保险代理合同应遵守（）原则。

订立、履行合同应遵守的基本原则有（）。

订立货物运输保险合同应遵守（）原则.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

电子商务当事人订立和履行合同，适用（）等法律的规定。