rate of penetration

基本解釋

• 機械鉆速；鉆進速度

英漢例句

雙語例句

• Oostveen says Australia has the highest rate of penetration of server virtualization in the world, New Zealand has the second highest.
  奧斯蒂文說，澳大利亞在世界上的服務(wù)器虛擬化的滲透率最高，新西蘭位居第二。
• Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP), reduced drilling time and costs in oil and gas wells.
  聚晶金剛石復(fù)合片（PDC）鉆頭的發(fā)展及應(yīng)用，大大提高了鉆井的機械鉆速（ROP），減少了鉆井時間，降低了鉆井成本。
• According to figures from the first half of 2010 and published on Internet World Stats the rate of penetration of the Internet on the entire global population does not exceed 29%.
  據(jù)《互聯(lián)網(wǎng)世界統(tǒng)計》發(fā)布的2010年上半年的數(shù)字，能夠滲透互聯(lián)網(wǎng)的全球人口比率不會超過29%。

原聲例句

• "The Internet penetration rate of those three places is fairly low.

權(quán)威例句

• As mobile network operators gradually migrate of to CDMA from GSM in emerging markets, we expect the rate of CDMA penetration to increase, however at a slower pace, due to a larger mobile phone base.
  FORBES: Qualcomm Gets To $48, Higher If CDMA Expansion Has Legs
• Although there has been some cable cutting, in which consumers drop pay TV and either use antennas or run a service like Netflix through an Internet connection, traditional TV distribution has an insanely high rate of market penetration.
  FORBES: Apple's TV Best Bet Is Right Under Its Nose
• Although efficiency may explain a recent leveling of this trend, the penetration rate of building solutions has been insufficient to offset the sheer energy demand, highlighting a gap between actual and theoretical impact.
  FORBES: Log Baby Log: The Race to The Big New Resource Play You Haven't Heard Of

• rate of penetration更多例句

詞組短語

短語

• drilling rate rate of penetration 鉆進速度
• rate of penetration recorder 壞鉆速記錄儀
• initial rate of penetration 初始鉆速
• normalized rate of penetration 鉆速標(biāo)準(zhǔn)化
• The rate of penetration 普及率;率的滲透;滲透率

• rate of penetration更多詞組

專業(yè)釋義

能源科學(xué)技術(shù)

• 鉆速

  When ambient pressure is kept 5MPa and pulse amplitude 5MPa, the drilling rate with negative pulsed jetting will bring out remarkably 1.4-2 times increase. The net increment in rate of penetration is greater at a higher weight on bit.
  在圍壓5MPa、負(fù)壓脈沖幅值5MPa條件下模擬鉆進,負(fù)壓脈沖射流使鉆速同比提高了1.4～2倍,隨鉆壓的增加,負(fù)壓脈沖射流的作用逐漸增強。

• 鉆進速度
• 機械鉆速

地球科學(xué)

• 機械鉆速