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surface collapse造句

"surface collapse"是什么意思   

例句與造句

  1. Discussion on treatment of surface collapse and ecological destruction in coal mine
    煤礦地表塌陷生態(tài)破壞的治理探討
  2. Discussion on mechanism of surface collapse pit and dimensions of obstructive ridge for steep inclined coal seam mining
    急傾斜煤層開采地表塌陷坑形成機(jī)理與安全礦柱尺寸研究
  3. An improved mode of coal cutting is recommended aiming at the specifical status of surface collapse of coal field in yanzhou city , and several control policies on restoration and reclamation of collapsing land are also put forward
    針對兗州礦區(qū)的具體塌陷狀況提出了改進(jìn)采煤方式、對塌陷土地進(jìn)行恢復(fù)和復(fù)墾等幾點(diǎn)防治措施。
  4. Surface collapse of coal field is one kind of geological disaster with great hazard , which may result from distortion and breakout of overlying strata that lose their support after underground coal beds are excavated in a large area
    摘要采煤區(qū)地面塌陷是由于地下煤層大面積采空引起上覆巖層失去支撐而變形崩落最后導(dǎo)致地面沉降一種危害很大的地質(zhì)災(zāi)害。
  5. And the authors bring out advanced comprehensive strategy to prevent and cure the surface collapse that will happen , and brings out the " one opeing up two leveling , three rebuilding " strategy to cure the existed surf ace collapse
    同時,提出了在地面塌陷形成以前就采取”超前”的綜合防治措施,對已形成地面塌陷采取”一疏二平三改造”的措施進(jìn)行綜合治理。
  6. It's difficult to find surface collapse in a sentence. 用surface collapse造句挺難的
  7. Based on the abundant field data and the comprehensive analysis , the authors discusses the distribution , present status and hazard of surface collapse in pingdingshan mining area , defines the suitable rock movement parameters through lots of rock movement observation data , forecast the surface collapse , that caused by exploiting coal , by adopting probability integral method
    摘要依據(jù)豐富的野外調(diào)查資料,通過綜合分析,論述了平頂山煤礦區(qū)地面塌陷災(zāi)害的發(fā)育分布現(xiàn)狀及危害,根據(jù)大童的巖移觀瀏資料,確定出適合本區(qū)的巖移參數(shù),采用概率積分法對采謀所引起的地面塌陷進(jìn)行了預(yù)測。
  8. At the last , on the base of that , the author builds up 2 - d model ( modflow ) to simulate numerical value of surrounding underground water changes by tunnel water invasion , researches the effects on surrounding underground water system for tunnel drainage by desiccation , forecasts the restoring cases after the exclusion of water , at the same , analyzes the influences in underground water level and surface collapse by tunnel excavating
    并且在此基礎(chǔ)上建立modflow二維模型對隧道涌水引起周圍地下水變化進(jìn)行數(shù)值模擬,研究隧道疏干排水對周圍地下水系統(tǒng)影響,進(jìn)行模擬并預(yù)測堵水成功后水位的恢復(fù)情況,最后分析隧道對周圍地下水位以及引起的地面塌陷的影響。

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