题目内容
A diode is a two-terminal semiconductor device that consists of a PN junction made of semiconductor material.
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An integrated circuit ( IC ) , sometimes called a silicon chip or chip, is a semiconductor wafer on which thousands or millions of tiny resistors, capacitors, and transistors are fabricated.
如果特殊系统存储器默认M1，则（ ）位首次扫描为1。
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