有一A/D转换器,其输入和输出有理想的线性关系。当分别输入0V和5V电压时,输出的数字量为00H和FFH,可求得当输入2V电压时,电路输出的数字量为
Goods are carried by several of transport--on road or rail, by sea or air.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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