钻头转速的英文

• bit rotation speed
• bit speed
• drill speed

• "钻头"英文翻译    boring crown; bore bit; dril ...
• "转速"英文翻译    speed; revolution; rotation ...
• "速头转速计" 英文翻译 :    hydraulic tachometer
• "纸包头转速" 英文翻译 :    lapping head speed
• "转速" 英文翻译 :    speed; revolution; rotation rate; speed of revolution; rotating speed; rotational speed◇转速指示器 speed indicator; shaft revolution indicator
• "掉头转" 英文翻译 :    a u-turn
• "钻头" 英文翻译 :    boring crown; bore bit; drilling bit; [机械工程] bit (of a drill) 三牙轮钻头 three cone bit; 卸下钻头 break out a bit; 装上钻头 brace a bit
• "镜头转换 镜头转换" 英文翻译 :    transitionofshots
• "镜头转塔，镜头转换盘" 英文翻译 :    objective changer
• "抽头转换器" 英文翻译 :    tap change
• "抽头转卖" 英文翻译 :    scalp
• "磁头转子" 英文翻译 :    head rotor
• "调头转台" 英文翻译 :    turn-around table
• "多镜头转塔" 英文翻译 :    mixed turret
• "回头转弯" 英文翻译 :    u-turn
• "昏头转向" 英文翻译 :    confused and dizzy; with a swirling head
• "箭头转向" 英文翻译 :    jtzx
• "镜头转换" 英文翻译 :    transition of shots
• "镜头转轮" 英文翻译 :    objective turret
• "镜头转盘" 英文翻译 :    turret
• "镜头转塔" 英文翻译 :    lens turret; turret
• "镜头转座" 英文翻译 :    lens turret
• "蒙头转向" 英文翻译 :    lose one's bearings; be utterly confused; one's head spins 使某人蒙头转向 make sb. utterly confused
• "胎头转回" 英文翻译 :    fetal restitution
• "头转f座" 英文翻译 :    bncmaletoffemale

• By means of the simulation calculation , varying of the torques on the bit and the drillstring top and the rotary speed of the bit can be predicted
  通过仿真计算可预测钻头处阻力扭矩、钻柱顶部扭矩和钻头转速的变化情况。
• The recent development trend of cone bits is to realize their high speed . faster the speed of bit is , the more weak of common bearing seals worked under the rough environment is
  牙轮钻头目前的发展趋势是实现高速化，随着钻头转速的不断提高，在恶劣环境下工作的普通轴承密封这一环节的薄弱性将显得越来越突出。
• According to achievements in research , using face - radial sealing structures can adapt to the developing trend of increasing rotary speed of cone bit to a certain extent in lubricating system of bearing seal , which is cramp to bit service life
  本文的研究表明，在伟l ]约钻头寿命的轴承密封润滑系统中，采用端面一径向组合密封结构能够在一定程度上适应牙轮钻头转速提高的发展趋