直齿轮的特点是轮齿的齿顶线与轴的中心线方向是平行的,可翻译为:The addendum line of spur gear is parallel to that of shaft centerline, which is the dominant fea

直齿轮的特点是轮齿的齿顶线与轴的中心线方向是平行的,可翻译为:The addendum line of spur gear is parallel to that of shaft centerline, which is the dominant feature of spur gear.

A.正确

B.错误

正确答案:正确

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