安装什么接口的外设时，不必关闭主机电源（）

计算机的开机顺序是：开机时先开外设，后开主机；关机时为先关主机，后关外设。（）

口服补液及时纠正脱水，应用ORS，说法正确的是（）

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

微型计算机的硬件系统包括主机和外设。

一般将微型计算机的硬件系统分为主机与外设两大部分。

微型计算机的硬件系统包括主机和外设。

计算机主机与显示器之间的接口是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。