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试说明齿形系数YFa和YSa的物理意义。分别与齿轮的哪些因素有关?


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更多 “试说明齿形系数YFa和YSa的物理意义。分别与齿轮的哪些因素有关?” 相关考题
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考题 有以下程序:int sub(int n) { return(n/10+n%10); }void main(){ int x,y; scanf("%d",x); y=sub(sub(sub(x))); printf("%d\n",y);}若运行时输入:4321回车,程序的输出结果是。

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