用作能源加工、转换的能源与用作原材料的区别在于（）。

ANB指令是（）指令，ORB是（）指令，与and、or指令不同。

以下哪些回路常用作快速运动回路？（）

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。

在工业生产中，利用惰性气体的（）的特性，常用作保护气体。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

天然石材料在用作防腐工程中，不能用于耐酸工程的是（）。