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- worm reduction gear
- worm-gear speed redcucer
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luteal phase,
luteanine,
lutecia,
lutecite,
lutecium,
lutefisk,
lutein,
luteinic,
luteinization,
luteinize,
相似单词
蜗杆轴承,
蜗杆锥棍轴承,
蜗管,
蜗壳,
蜗轮,
蜗轮减速机,
蜗轮蜗杆传动装置,
蜗螺杀,
蜗牛,
蜗牛壳状的,