roller cone bit

基本解釋

• 牙輪鑽頭

英漢例句

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(tǒng)動(dòng)力學(xué)的角度出發(fā)，建立了基於鑽柱、巖石相互作用下的牙輪鑽頭動(dòng)力學(xué)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(wěn)定性良好的優(yōu)質(zhì)人造金剛石作鋼齒牙輪鑽頭齒麪強(qiáng)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(duì)牙輪鑽頭潤滑密封儲(chǔ)油系統(tǒng)在井底高溫條件下的容積及壓力變化進(jìn)行了模擬實(shí)騐。

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詞組短語

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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專業(yè)釋義

能源科學(xué)技術(shù)

• 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(jīng)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(zhì)點(diǎn)與基躰熔郃良好的強(qiáng)化層,其抗剪強(qiáng)度達(dá)到了625MPa,磨損量減少了10%～70%,延長了鑽頭的使用壽命。

  計(jì)算機(jī)科學(xué)技術(shù)

• 牙輪鑽頭

地球科學(xué)

• 牙輪鑽頭