规定外国军舰和商船可以在长江各口岸自由航行的不平等条约是（）

翻译：With Average or With Particular Average（WA or WPA）（）

输出继电器（OR）通过一对（）触点将PLC的控制信号传递给负载。

参照《国际河流航行规则》，延伸至一国境内的国际河流支流同国际河流一样实行自由航行。

《国际航行船舶进出中华人民共和国口岸检查办法》适用于进出中华人民共和国口岸的外国籍船舶和航行国际航线的中华人民共和国籍船舶及其所载船员、旅客、货物和其他物品。

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。