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【判断题】
印制板装配工作量大,宜采用流水线装配 。
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】从潮湿环境中去砂550g,烘干至恒重为515g,则该砂的含水率是( )。
A.
0.068
B.
0.0636
C.
0.0579
D.
0.0535
【单选题】中药一级保护品种一般最高保护年限是( )。
A.
20 年
B.
30 年
C.
10 年
D.
7 年
【单选题】听力原文:W: Is it that you've never met the right woman? Is that it? M: I don't know. Several times I have met a woman who seemed right, as you say. But for some reason it's never worked out. W: Well, cou...
A.
Cindy.
B.
Cynthia.
C.
Sarah.
D.
Barbara.
【单选题】听力原文:W: What is function of the sale slip? It is so small that it is not always considered important. M: It is small, of course, but it contains the details of the card and they also show the details ...
A.
The sales slips are not important.
B.
The sales slips show the amount of the sale.
C.
The sales slips perform. important functions in the bankcard transactions.
D.
The sales slips contain the details of the card.
【单选题】Combien d'enfants a la ,ère de famille?
A.
Un seul enfant.
B.
Un garçon et une fille.
C.
Deux garçons.
D.
Au moins deux garçons.
【单选题】从潮湿环境中去砂550g,烘干至恒重为515g,则该砂的含水率是( )。
A.
6.80%
B.
6.36%
C.
5.79%
D.
5.35%
【单选题】听力原文:M: Hello! Is that box heavy? W: No, it is light But it is full of fruit. Q: What is in that box? (22)
A.
Egg.
B.
Bag.
C.
Fruit.
【单选题】在从原点出发的直线(射线)与STC曲线的切点上,SAC( )
A.
是最低的;
B.
等于MC;
C.
等于AVC+AFC;
D.
上述都正确。
【简答题】( )主要表面光泽度高热膨胀系数低,无环境污染,机械加工性能好,代表作品是中国国家大剧院
【简答题】二进制数1010111转换成八进制数是______。
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