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- Option and Application of Rotary Drilling Rig's Drill Bit 旋挖鉆頭的選配與使用
- Finite Element Calculation of Over- flxation of Mine- used Rotary Drill Bit's Tooth Hole 礦用牙輪鉆頭牙輪齒孔過(guò)盈配合的有限元計算
- rotary drill bit 牙輪鉆頭
- tricone rotary drill bit 三錐齒輪鉆頭, 三牙輪鉆頭
- The rotary gear reducer is driven by a DC motor through a gearbox to pro-vide bi-directional drill bit rotation. 轉動(dòng)齒輪減速器是由一個(gè)直流電機驅動(dòng)的，通過(guò)一個(gè)齒輪箱為鉆頭提供雙向轉動(dòng)能力。
- The mast assem-bly supports the rotary drill head and its hoisting mechanism. 支架組件支持轉動(dòng)鉆頭及其提升機構。
- Stones drilling bit:Use for drilling stones,concrete,firebrick etc. 石材鉆頭：適用于石材、混凝土、耐火材料的鉆孔。各種型號及規格。
- To drill holes in a mirror, you need a special mirror drill bit. 在鏡子上鉆孔，你需要一個(gè)特殊的鏡子鉆頭。
- Support the drill bit & MOS team on other production duties. 協(xié)助鉆頭及礦山安卡生產(chǎn)線(xiàn)的其他工作任務(wù).
- The LB 28 large rotary drilling rig is an ideal complement to the LRB combined piling and drilling rigs. LB28大型旋轉鉆機是LRB組合打樁和鉆孔機器的理想補充。
- With expert chassis of Rotary drilling rig and strong box type mast, it has high working stability. 應用徐工成熟技術(shù)制造的旋挖鉆機底盤(pán)，結實(shí)的箱型臂架，具有超強穩定性；
- The forming mechanism of the bias force is the key to the study of the modulated steerable rotary drilling system. 導向力的形成機理是研制旋轉導向工具的核心。
- Sewing machine parts, Air stapler and nailer parts, Drill bit body, lock parts. 工業(yè)縫紉配件、射釘槍配件、工礦鉆頭類(lèi)、鎖配件。
- Another probe, this one with a spinning drill bit at the tip, appears. 另外一個(gè)探針，頂端有一個(gè)紡紗一樣的鉆頭。
- In modern rotary drilling, especially formulated mud is used in the well to keep the reservoir fluids in place, among other functions. 在現代旋轉鉆探作業(yè)中,經(jīng)特殊配制的泥漿的功用之一就是使油井中儲集層流體保持在原位不動(dòng)。
- A drill bit used for obtaining core samples in concrete or rock formations. 鉆頭被用來(lái)在水泥或巖層獲取巖芯樣品。
- Instead stop your drill bit short of the headliner inside the vehicle . 而不是停止您的鉆頭短期的頭條新聞車(chē)內。
- However, the SEP in diamond rotary drilling was higher than the SEP in percussive drilling in lightly weathered hard as well as in extremely hard rock. 在微風(fēng)化的堅硬與極堅硬巖石中，金剛石旋轉鉆進(jìn)比功則明顯高于沖擊鑿碎比功。
- SR360 rotary drilling when drilling play in the construction of the largest pebbles are more than 50 cm, geological strength 1200 kPa. SR360旋挖鉆在施工時(shí)打出的最大的卵石有50多公分，地質(zhì)強度達到1200千帕。
- The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city s Hanjiang No. 介紹了使用泥漿護壁氣舉反循環(huán)回轉鉆進(jìn)工藝進(jìn)行襄樊漢江四橋大口徑嵌巖樁的施工實(shí)踐。
