鉆距的英文怎麼說

中文拼音 [zhēn]
鉆距英文
drill change

  • : 鉆Ⅰ名詞1. (打眼用的工具) drill; auger 2. (指鉆石) diamond; jewel Ⅱ動詞(用尖物在另一物體上轉動) drill; bore
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...

※中文詞彙鉆距在字典百科國語字典中的解釋。

  1. Tubular heat exchangers ; tube pitches, diameter of bores in tube sheets, baffles and support plates

    管式熱交換器.管心管薄板的孔直徑.擋板和支承
  2. Sizes of specimens are the same as those in practical engineering project. the lipped channel section is used as wall studs and its space is 500 millimeter. the wall sheathings are screwed on cold - formed steel studs, with 12mm gypsum board on one side and 9 mm oriented strand board ( osb ) on another side

    試件的立柱骨架為間為500mm的c型卷邊槽鋼,兩側墻面板分別是12mm厚的石膏板和9mm厚的osb定向刨花板,墻面板與立柱骨架用自自攻螺釘連接。
  3. The domestic ones left behind hi reliability, accuracy and man - computer interface. aiming at the problem of existing drilling parameters monitoring system, a new monitoring method of drilling parameter is explored

    總體上看,國內外井參數的測量原理和方法都還有待改進和完善,國內井參數儀表在可靠性、精度和人機界面等方面與國外相比又還有一定差
  4. Associated with a practical example of pipeline crossing with directional drilling technique in yizheng - changling crude oil pipeline, this paper analyzes the characteristics of crossing through rocky stratum with directional drilling, deliberates the stratum status, drilling machine selection, drilling tool assembly, direction control, mud control ; drilling process as well as emergency dealing scenarios at the stages of guiding - hole drilling, aperture expanding and back - towing

    摘要結合儀征長嶺原油管道洪湖長江定向穿越工程實例,分析了管道定向穿越長離巖石層的特點,論述了定向穿越巖石層的地層狀況、具組合、控向措施、泥漿控制、進工藝以及導向孔進、擴孔、回拖階段的應急預案,針對在導向孔過程中因泥漿壓力高、信號線多次出現被高壓泥漿沖壞、造成控向信號不穩定甚至中斷的情況,對信號線的安裝提出了改進措施。
  5. The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors

    計算結果表明,有效偏心和上部柱的提升力是影響近井口套管偏磨的主要因素。
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