• 1. Steel Tooth Bit: 钢齿牙轮钻头 | 钢齿钻头
• 2. steel-tooth bit: 钢齿钻头
• 3. steel-tooth cone bit: 钢齿牙轮钻头

更多释义

• 1.Steel tooth bit can increase the bit's stability and lower the tooth impact load, and enhance its wear resistance.
  钢齿牙轮钻头增强了工作的平稳性，降低了牙齿的冲击载荷，使牙轮钻头的耐磨性能得到提高；
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• 2.Along with the oil prospecting and production, the existent drilling bit (steel and tungsten carbide tooth bit) was not effective in some complicated stratum.
  随着油气勘探开发的不断深入，现有牙轮(钢齿、镶齿)钻头已难以对一些复杂地层进行有效的钻进。
  dict.yoduao.com

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