题目内容
齿式棘轮机构适用于低速、轻载和棘轮转角不大的场合。
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平面图对若干相互平行轴的惯性矩中，数值最小的是对距形心最近轴的惯性矩
惯性矩平行移轴公式表示平面图形对于任意两个互相平行轴的惯性矩之间的关系
Which of the following bank has the right of recourse against a bill of exchange issued by an exporter if it is dishonoured by the drawee？（）
What kind of draft is to be paid immediately at presentation or at sight？（）
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