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1. Thenew duplex gear cutter has greatlyimproved our production efficiency.
这款新型的双联齿轮切割机大大提高了我们的生产效率。
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2.The engineer used the duplex gear cutter to cut the steel plate into preciseshapes.
工程师使用双联齿轮切割机将钢板切割成精确的形状。
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3. The duplex gear cutter is widely used inthe metal cutting industry.
双联齿轮切割机在金属切割行业中得到了广泛应用。