机械钻速 meaning in English
(rop) rate of penetrate
penetration rate
penetration speed
rate of penetration
rateofpenetration
（rop） rate of penetrate
Examples
- Average rate of penetration
平均机械钻速 - Rop ? rate of penetrate
机械钻速 - Rop rate of penetrate
机械钻速 - But now the use of the spherical one - cone bit shows that the teeth are abrade heavily in advance , which affects the velocity and life of the bit
但是目前油田上使用的球形单牙轮钻头由于牙齿先期磨损严重，影响了钻头的机械钻速和寿命。 - Field operation shows that , by using the hydrodynamic propulsor , not only the penetration rate is increased , the vibration of the bit and drill stem is reduced as well , thereby the service life of the bit is extended
1995 - 1998年井下液力推进器在大港油田等地区不同区块20余口井上施工的实践证明，使用这种推进器不但可以提高机械钻速，而且减轻了钻头和钻杆的振动，进而延长了钻头寿命。