高速镦头机：具有比旧式镦头机更快滚子加工速度的新型冷锻设备。
HIGH SPEED HEADER: Newer type of cold forging machine which produces rollers at a faster rate than the old style machine.
高速镦头机：具有比旧式镦头机更快滚子加工速度的新型冷锻设备。
HIGH SPEED HEADER: Newer type of cold forging machine which produces rollers at a faster rate than the old style machine.
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