集中各国产品优点设计而成的新型圆磨法装配式滚刀在批量生产中，相对整体滚刀表现出卓越的性能。
The circular ground built-up gear hob, designed by combining the superiorities of products from different countries shows its advantages over the integral hob in volume production .
整体硬质合金滚刀已在钟表和仪器制造工业中广泛地用于加工各种小模数齿轮。
The whole hard alloy hob has set up a file in the horological and instrument making industry is widely used in the processing of small module gear.
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