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铜密封垫尺寸系列
Copper seal washer--Types and dimensions
价格:¥0.00
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铝和铝合金化学转化膜规范
Specification for chemical conversion on aluminum and aluminum alloys
价格:¥0.00
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小模数蜗轮蜗杆优选结构尺寸
Preferred structure and size for fine-pitch cylindrical worm wheel and worm
价格:¥0.00
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优选小模数圆柱直齿双片齿轮(暂行)
Preferred double thin plate fine-pitch spur gears (Provisional)
价格:¥0.00
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优选小模数圆锥直齿轮
Preferred fine-pitch straight bevel gears
价格:¥0.00
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优选小模数圆柱直齿片齿轮
Preferred thin plated fine-pitch spur gears
价格:¥0.00
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优选小模数圆柱直齿轮
Preferred fine-pitch spur gears
价格:¥0.00
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小模数齿轮模数、齿数、齿宽、基准孔直径优选系列
Preferred series--Module, number of teeth,face width and diameter of datum apperture for fine-pitch gears
价格:¥0.00
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