此产品以超硬合金或碳钢热处理为材料，使用专业加工设备精密磨削和抛光加工而成。
Motor Notzzle: The product adopts hard alloy or carbon steel heat treatment and receive precision grinding and polishing by professional processing equipment.
公司拥有高级专业技术人员及精密进口设备； 自动车床，仪表车床，滚牙机等生产设备精密检测仪器；
Our company has senior professional technicians and precise imported equipments such as automatic lathe, roll-tooth machine etc and other precise measuring instruments.
随着时间推移，设备越来越大，越来越精密。
The equipment has become larger and more sophisticated over time.
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