auger drilling 中文意思是什麼
auger drilling
解釋
螺旋鉆進-
At present company product has " in treasure card " table drilling machine, vertical drilling machine, tapper, get milling machine, automatic feed drilling machine, gear drilling machine, auger attack amphibious machine tool, the 8 old series such as radial drilling machine, more than 60 kinds of breed
目前公司產品有「中寶牌」臺式鉆床，立式鉆床，攻絲機，鉆銑床，自動進刀鉆床，齒輪鉆床，鉆攻兩用機床，搖臂鉆床等八大系列，六十多種品種。 -
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。 -
Under the function of big pressure and dynamic load, the grains may be moved which may cause the soil body distortion. at present, the relatively ripe methods of drill in gravel layer are mostly double - wall drill pipe reverse circulation drilling, auger stem breast wall drilling and down - the - hole hammer follow down drilling
論文根據jsl ? 30型礫石鉆機潛孔錘同心跟管鉆具結構，採用程序計算得到了鉆桿內各深度處壓力分佈、鉆頭壓力降、環形空間壓力分佈及空氣流速分佈。
分享友人