输出继电器（OR）通过一对（）触点将PLC的控制信号传递给负载。

在谈判时，把握谈判基调是一种重要的沟通技巧。关于把握谈判基调的运用，说法错误的是（）。

要想使谈判获得成功，谈判者必须掌握好控制谈判进程的技巧。这些技巧不包括（）

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。

面料经纬向判定，对于有布边的面料，与边平行的方向为（）（经向or纬向）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

除了谈判策略，谈判技巧在开展工资集体协商中，也是一种辅助性的使用方法。下列有关谈判技巧的叙述，正确的是（）。