double enveloping worm gear pair的意思|示意
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英 / /
双包络蜗轮副
double enveloping worm gear pair的网络常见释义
环面蜗杆副 ... single enveloping worm gear: 单头蜗杆传动 double enveloping worm gear pair: 环面蜗杆副 enveloping worm-gear reducer: 球面蜗轮减速箱 ...