An Involute spur gear enveloping worm drive which is a new type of worm drive is described in this paper.

本文所述渐开线直齿轮包络蜗杆传动，是一种新型蜗杆传动。

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An Involute spur gear enveloping worm drive which is a new type of worm drive is described in this paper.

本文所述渐开线直齿轮包络蜗杆传动，是一种新型蜗杆传动。

youdao