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【单选题】
(2006 年考题 ) 机车主动轮联动装置应用的是 ( )A.
曲柄摇杆机构
B.
反向双曲柄机构
C.
平行双曲柄机构
D.
双摇杆机构
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举一反三
【单选题】Suppose that a Swiss watch that costs 400 francs in Switzerland costs $200 in the United States. The exchange rate between the franc and the dollar is:
A.
2 francs per dollar
B.
1 franc per dollar
C.
$2 per franc
D.
$3 per franc
【单选题】Suppose that a Swiss watch that costs 400 francs in Switzerland and costs $200 in the United States. The exchange rate between the franc and the dollar is:
A.
2 francs per dollar
B.
1 franc per dollar
C.
$2 per franc
D.
$3 per franc
【简答题】死亡是一个逐渐进展的过程一般分为三期,即 ___ 、 ___ 、 ___ 。
【简答题】重合断面的轮廓线用 绘制
【单选题】Suppose that a Swiss watch that costs 400 francs in Switzerland costs $200 in the U.S. The exchange rate between the franc and the dollar is ___
A.
2 francs per dollar
B.
1 franc per dollar
C.
$2 per franc
D.
$3 per franc
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