发布:创新钻头切换装置
Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao
新型钻头加工设备和方法发布
Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao
用于钻头生产的新型废水处理装置
Li Xiaohuan Li Zhongyong Patents and innovation
改进的金刚石钻头:快速散热功能
Li Xiaohuan Li Zhongyong Patents and innovation
发布:具有平整功能的钻头烧结装置
Li Xiaohuan Li Zhongyong Patents and innovation
玄武岩新钻头:创新制造方法
Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao
柔性连接防振钻头发布
Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao
连续波纹齿金刚石钻头发布
Li Xiaohuan Li Zhongyong Patents and innovation
高效地质钻头:扩展的地层适用性
Li Xiaohuan Li Zhongyong Patents and innovation Zou Chao
钻岩钻头:提升精度,减少偏差
categories-2 categories-3 Li Xiaohuan Li Zhongyong Patents and innovation