DAC0832与单片机的接口电路可以根据需要选择直通、（）、（）。

MCS-51与DAC0832接口时，可以采用的连接方式有（）。

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.

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。

DAC0832是8位D/A转换器，其输出量为数字电流量。（）

如果DAC0832是一个集成的8位D/A转换芯片，假如满量程输出为5V，则当要求输出电压为2.5V时，输入的数字量应为（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。