振動鉆機 的英文怎麼說
中文拼音 [zhèndòngzhēnjī]
振動鉆機
英文
vibrating drill-
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年井下液力推進器在大港油田等地區不同區塊20餘口井上施工的實踐證明,使用這種推進器不但可以提高機械鉆速,而且減輕了鉆頭和鉆桿的振動,進而延長了鉆頭壽命。In the paper, the repack method of the machine tool, the structure characters and the principle of the vibrative gun drill are introduced
本文通過生產實踐較詳細地介紹了用振動槍鉆加工深孔時的機床改裝、槍鉆結構特點及振動鉆削的機理。Torsional vibration mathematical modeling of auger - bit principal axis of digging machine for tree planting and its solution
植樹挖坑機鉆頭主軸扭轉振動數學建模與求解Construction technology of rotary drilling machines and impact hammer working together in mollisol area
軟土地區旋挖鉆機與振動錘聯合施工鉆孔灌注樁施工工藝On improving chip removal effect in vibration drilling
振動鉆削改善排屑效果機理的研究Hand - held portable power tools - measurement of vibrations at the handle - impact drills
便攜式手提動力工具.手柄振動的測量.第6部分:沖擊式鉆機分享友人