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A new rolling type of spherical enveloping worm gearing with point meshing is proposed.
提出了一种新型滚动式球面包络点啮合环面蜗杆传动；
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。
This paper is the first report on theoretical research of the involute, internallyengaged, double-enveloping worm gear drive.
渐开线内啮合弧面蜗杆是我们近几年来提出和研制的一种新型蜗杆传动。
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