输出继电器（OR）通过一对（）触点将PLC的控制信号传递给负载。

下列属于复式成文宪法的是哪一部宪法?

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.

明确将咳嗽分为外感、内伤两大类的是哪一部书（）

明确将咳嗽分为外感、内伤两大类的是哪一部书

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

将便秘分为“实秘、虚秘、热秘、冷秘”四种类型的著作是（）

将便秘分为"实秘、虚秘、热秘、冷秘"四种类型的著作是

牛顿著第一部关于微积分的著作是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。