在下列传输介质中，哪种传输介质的抗电磁干扰性最好（）。

常用的计算机网络传输介质包括()。

口服补液及时纠正脱水，应用ORS，说法正确的是（）

双绞线是目前带宽最宽、信号传输衰减最小、抗干扰能力最强的一类传输介质。

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。

传输数字信号的信道中抗干扰能力最强的是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。