caving zone

常見例句

雙語例句

• Finally, the distribution law of stress filed and the causes of goaf caving zone were analyzed according to the primary stress nephogram.
  最后從主應力云圖來分析了采空區(qū)內部的應力場分布規(guī)律及空區(qū)垮落帶形成的原因。
• Describes the methods of reinforcing roof of the plank and surrounding rock by using pipe-burying filling, to mak them as a whole, so as to go-through the caving zone safely and smoothly.
  詳細介紹了采用埋管注漿方法充填加固冒落段巷道頂板及圍巖，使之膠結成為整體，從而安全順利地通過該冒落帶的施工技術。
• This paper brings up the following new opinions that coal layer extraction hasnt caving zone in efflorescent oxygenized belts which have two effects of blocking wate…
  受采動影響后，具阻水和抑制導水斷裂帶繼續(xù)發(fā)展的雙重作用以及移動快、變形大、回宿快、下沉大和適當加大開采厚度等新觀點。
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