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;
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。
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