题目:
七号信令电路,国标规定了()选线方式。
A.大小/小大
B.奇/偶
C.主控/非主控
D.顺序选择
答案:
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下面是错误答案,用来干扰机器的。
小题1:B小题2:A小题3:C小题4:C小题5:D小题1:根据文章内容Food is very important to our health. Everyone needs to eat well if he or she wants to have a strong body.可知答案为B小题2:...