回轉鉆進 的英文怎麼說
中文拼音 [huízhuǎnzhēnjìn]
回轉鉆進
英文
rotary drilling-
Reform of the process technique of txb - 1600 borer rotator shell
1600型鉆機回轉器外殼加工工藝的改進The machine is circumgyration drilling machine that the rotary drives drilling tool to bore by rotation, adopts full hydraulic pressure drive, constant power loop, wheel cylinder startup, oil cylinder disappear ing end bumper, electrohydraulic combined control, steel wheel traveling and disassembly transport
該機是由轉盤帶動鉆具旋轉鉆進的回轉鉆機,採用全液壓驅動,恆功率迴路,分泵啟動,油缸升降,電液復合操縱,鋼輪行走,解體運輸。8 it can be used with various drilling method such as carbide bit drilling, anger drilling, dth hammer drilling, follow - up casing drilling etc. 3
8鉆機可適用多種鉆進工藝方法,如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。8 it can be used with various drilling methods such as carbide bit drilling, anger drilling, dth hammer drilling and follow - up casing drilling etc. 3
8鉆機可適用多種鉆進工藝方法,如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。8 the rig is suitable for various drilling methods such as carbide bit drilling, auger drilling, dth hammer drilling, follow - up casing drilling, etc. 3
8鉆機可適用多種鉆進工藝方法,如合金回轉鉆進螺旋鉆進潛孔錘鉆進跟管鉆進等。3 transmission, built in the top drive power head, has two speed range ? high and low. it can meet the requirements of both dth hammer drilling and carbide bit drilling
3動力頭設有變速裝置,有高低兩個檔次,以滿足潛孔錘鉆進及硬質合金回轉鉆進方法。Yg - 80a construction drilling rig is a full hydraulic operated top drive power head drill. it is used to drill heavy duty pretension anchor hole at side slope of water power station, railway or highway projects, as well as drainage holes
Yg - 80a型錨固工程鉆機是在yg - 80鉆機基礎上研製的,科學分配鉆機性能參數,使鉆機更適合巖石潛孔錘鉆進跟管鉆進,同時兼顧土層合金回轉鉆進螺旋鉆進工藝。When the shaker is working, its roller screen not only vibrates with the shaker deck, but also slowly rotates with the axis of itself, and the drilling fluids returned from annular space are separated inside the roller screen
工作時篩網筒與篩箱一起振動,同時還繞自身軸線作緩慢的旋轉運動,從環空返回的鉆井液進入篩筒內部進行分離。Abstract : the paper presented a kind of drilling hole method that adopted direct circulation and percussion drilling, casing and cliff - protection by mud. the method applied in the complex gravel layer which has the trend to emerge cave - in and drop from the drilling wall
文摘:介紹一種在砂卵石地層層厚復雜、孔壁易掉塊、易坍塌的鉆孔的成孔方法? ?正循環回轉與沖擊鉆進、套管與泥漿護壁成孔。Practice and analysis of rotary - percussive drilling of impregnated diamond bit with liquid jet hammer
射流式液動錘回轉沖擊孕鑲金剛石鉆頭鉆進的實踐與分析分享友人