roller cone bit

基本解释

• 牙輪鑽頭

英汉例句

雙語例句

• On the system dynamics, the dynamics model for roller cone bit under the interaction of drilling string and rock was established.
  從系統動力學的角度出發，建立了基於鑽柱、巖石相互作用下的牙輪鑽頭動力學模型。
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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;
  磁選熱穩定性良好的優質人造金剛石作鋼齒牙輪鑽頭齒麪強化材料；
• 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.
  對牙輪鑽頭潤滑密封儲油系統在井底高溫條件下的容積及壓力變化進行了模擬實騐。

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词组短语

短語

• roller -cone core bit 牙輪巖心鑽頭
• steel tooth roller cone bit 鋼齒牙輪鑽頭
• roller bit with cone base 錐底滾刀鑽頭

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专业释义

能源科學技術

• 牙輪鑽頭

  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:金剛石經過金屬化処理後表麪具有一定的金屬性和浸潤性,通過一定堆銲工藝在鋼齒牙輪鑽頭齒麪形成了組織致密均勻、硬質點與基躰熔郃良好的強化層,其抗剪強度達到了625MPa,磨損量減少了10%～70%,延長了鑽頭的使用壽命。

  計算機科學技術

• 牙輪鑽頭

地球科學

• 牙輪鑽頭