roller cone bit

基本解释

• 牙轮钻头

英汉例句

双语例句

• On the system dynamics, the dynamics model for roller cone bit under the interaction of drilling string and rock was established.
  从系统动力学的角度出发，建立了基于钻柱、岩石相互作用下的牙轮钻头动力学模型。
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• The high grade artificial diamond with the lowest magnetism is picked up to strengthen the surface of steel tooth roller cone bit;
  磁选热稳定性良好的优质人造金刚石作钢齿牙轮钻头齿面强化材料；
• Simulated test was made to indicate the charges in volume and in Pressure of ths lubrication system in a roller cone bit at high temperature and under high pressure downhole.
  对牙轮钻头润滑密封储油系统在井底高温条件下的容积及压力变化进行了模拟实验。

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词组短语

短语

• roller -cone core bit 牙轮岩心钻头
• steel tooth roller cone bit 钢齿牙轮钻头
• roller bit with cone base 锥底滚刀钻头

• roller cone bit更多词组

专业释义

能源科学技术

• 牙轮钻头

  The complex layers are compacted and well-proportioned,the shear strength of which is 625 MPa and wear value is reduced by 10%～70%. The complex layers prolong the working life of steel tooth roller cone bit.
  研究表明:金刚石经过金属化处理后表面具有一定的金属性和浸润性,通过一定堆焊工艺在钢齿牙轮钻头齿面形成了组织致密均匀、硬质点与基体熔合良好的强化层,其抗剪强度达到了625MPa,磨损量减少了10%～70%,延长了钻头的使用寿命。

  计算机科学技术

• 牙轮钻头

地球科学

• 牙轮钻头