縮徑鉆孔 的英文怎麼說

中文拼音 [suōjìngzhēnkǒng]
縮徑鉆孔 英文
tight hole
  • : 縮構詞成分。
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • : 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
  1. Special thermowell is manufactured from drilled bar stock to withstand pressure morethan 6. 4mpa, together with convenience in installation for movable connector

    特製套管帶活動連接頭,安裝方便,整體式套管結構,耐壓6 . 4mpa
  2. However, there are many troubles in constructing in gravel, such as drilling difficult, hole collapsing and drill losing, which will lead to enlarge or shrink pile ' s diameter, form fault pile, delay the time, increase the use of material and higher the investment

    但灌注樁在卵石層中施工或穿越卵石層會遇到進困難、壁易塌、掉等諸多問題,造成擴、斷樁等病害,使工期延長,材料用量增加,費用增高。
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