... 机芯型号 Movement name 半成品机芯 movement blank 日本机芯 japan movt ...
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During shape gear was toothed with gear machined, the movement of cutter head, shape wheel and wheel blank had same thread speed.
当产形齿轮与被加工齿轮啮合，刀盘、产形轮和轮坯的运动具有相同线速度。
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