跟管鉆進 的英文怎麼說
中文拼音 [gēnguǎnzhēnjìn]
跟管鉆進
英文
follow down-
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。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。Application of dth drilling with simultaneous casing in high pressure spiral jet grouting technology in pebble formation
潛孔錘跟管鉆進技術在卵石層高壓旋噴灌漿工藝中的應用Gravel layer is a usual complex instable formation in drilling engineering. there are some basic features such as looseness of structure, increment, unequal sized grain. it is commonly to form discrete single - grained structure
在三個計算式的基礎上採用visualbasic編制了潛孔錘同心跟管鉆進風量、風壓計算及空壓機選型程序。分享友人