coal seam造句

更新時(shí)間:2024-11-10 22:08:03

復(fù)制

coal seam造句

  • 1、It is difficult to evaluate thecoal seam exploitation geological technology quantitatively which belongs to the qualitative questions.(傳統(tǒng)的評(píng)價(jià)方法很難對(duì)煤層開(kāi)采地質(zhì)工藝性這一定性問(wèn)題進(jìn)行定量評(píng)價(jià)。)
  • 2、Factors affectedcoal seam permeability change and its law is analyzed.(分析了煤層透氣性變化的影響因素及變化規(guī)律。)
  • 3、From Hales method, reversed refracted wave method shows accuracy and efficiency in detecting the thickness of remainedcoal seam.(以哈爾·斯法為例,將相遇折射波法用于剩余煤厚探測(cè)中,具有精確、高效、快速的特點(diǎn)。)
  • 4、The study on coal lithostructures is of great significance for predicting the permeability ofcoal seam.(煤巖結(jié)構(gòu)的研究在預(yù)測(cè)煤層的滲透性方面有重要意義。)
  • 5、Exploration evaluationcoal seam gas is a base ofcoal seam gas exploration and developing.(煤層氣的勘探評(píng)價(jià),是開(kāi)展煤層氣勘探與開(kāi)發(fā)工作的基礎(chǔ)。)
  • 6、The organization of construction and application result of metal net support in thickcoal seam mining are introduced.(介紹了厚煤層回采巷道中錨網(wǎng)(索)支護(hù)的施工組織及應(yīng)用效果分析。)
  • 7、The structural deformation is the principal geological factor that affects the thickness variation ofcoal seam on a mine field scale.(構(gòu)造作用是控制井田范圍內(nèi)煤層厚度變化的主要地質(zhì)因素。)
  • 8、Due to thecoal seam particularity in Shendong Coal Mine, cracks appear at the radial seat of Eickoff SL500 shearer.(由于神東礦區(qū)煤層的特殊性,在使用艾柯夫公司SL500型采煤機(jī)時(shí),搖臂座出現(xiàn)了裂縫。)
  • 9、So it is feasible used the logging data to forecastcoal seam gas content, and the applied value is enhance further.(證明用測(cè)井資料預(yù)測(cè)煤層瓦斯含量是可行的,從而進(jìn)一步加強(qiáng)了測(cè)井資料的實(shí)際應(yīng)用價(jià)值。)
  • 10、The averagecoal seam here is three feet thick.(這里的煤層平均為3英尺厚。)
  • 11、coal seam faults refer to those parallel to or intersected with seam at small angles.(順煤斷層是指斷面沿煤層或與煤層呈小角度相交的斷層。)
  • 12、The gauge can simultaneously measure quantity and pressure of water infused intocoal seam.(該水表能同時(shí)測(cè)定注入煤層中的水量和注水壓力。)
  • 13、The gas distributed rule ofcoal seam is the base of preventing gas hazard.(煤層瓦斯賦存規(guī)律研究是瓦斯災(zāi)害防治的基礎(chǔ)。)
  • 14、The structure and work theory of a new type of hydraulic lock of the thinnestcoal seam shearer is described in this paper.(介紹了一種新研制的極薄煤層采煤機(jī)液壓鎖的結(jié)構(gòu)特點(diǎn)及工作原理,并對(duì)其進(jìn)行了性能實(shí)驗(yàn)。)
  • 15、The way and principle of Gaussian curvature method for forecasting natural fracture zones incoal seam are discussed.(論述了高斯曲率法預(yù)測(cè)煤層天然裂隙發(fā)育區(qū)的基本原理和方法。)
  • 16、The unit forecast method is applied to forecast quantitatively the complicated degree of small structure in maincoal seam.(用單元預(yù)測(cè)法對(duì)研究區(qū)主采煤層小構(gòu)造的復(fù)雜程度進(jìn)行了定量預(yù)測(cè)。)
  • 17、Research on coal bedding structure is the theory foundation and precondition ofcoal seam gas exploitation.(煤體層理結(jié)構(gòu)的研究是煤層氣開(kāi)發(fā)開(kāi)采的理論基礎(chǔ)和前提條件。)
  • 18、The mathematical model of complexcoal seam is established by mathematical statistics method.(利用數(shù)理統(tǒng)計(jì)的方法建立復(fù)雜煤層的數(shù)學(xué)模型。)
  • 19、The spontaneous combustion ofcoal seam endangers the safe production.(井下煤層自燃嚴(yán)重危害著安全生產(chǎn)。)
  • 20、The concrete construction methods and effects of mining technology in the middle thickcoal seam are introduced.(介紹了中厚煤層回采工藝的具體施工方法和效果,同時(shí)介紹了工作面支護(hù)參數(shù)的計(jì)算。)
  • 21、This paper goes further into the blast-winning technology of the compositecoal seam face.(深入探討了復(fù)合煤層回采工作面“松動(dòng)放炮”落煤的工藝問(wèn)題。)
  • 22、When the protectivecoal seam is mined, the gas management on the protectedcoal seam is a very important job.(保護(hù)層開(kāi)采時(shí),對(duì)被保護(hù)層的瓦斯治理是一項(xiàng)非常重要的工作。)
  • 23、They were giant, sometimes 8 feet long , and many of them lived in the swampy pools in which ourcoal seam, or layer, or formed.(它們體型巨大,有時(shí)有8英尺長(zhǎng),其中許多生活在沼澤地里,我們的煤層就是在這里形成的。)
  • 24、The phenomenon of water vaporization during infusing water intocoal seam was studied.(對(duì)煤層注水的水分蒸發(fā)現(xiàn)象進(jìn)行了研究;)
  • 25、The permeability ofcoal seam is the crucial problem.(煤層氣儲(chǔ)層的滲透性是煤層氣開(kāi)發(fā)的關(guān)鍵。)
  • 26、Rockburst is catastrophic failure phenomena of rock mass andcoal seam.(沖擊地壓是一種煤巖體的突然破壞現(xiàn)象。)
  • 27、The influence of aquifer upon the miningcoal seam is estimated.(預(yù)測(cè)了侏羅系含水層對(duì)煤層開(kāi)采的影響。)
  • 28、Grave protrusioncoal seam tunnelling hydraulic cutting protrusion-dispelling measures is a new technology in the world.(嚴(yán)重突出煤層掘進(jìn)水力掏槽防突措施在國(guó)際上是一種防突新技術(shù)。)
  • 29、Essential way of solving the gas drainage problem of low permeabilitycoal seam is to increasecoal seam permeability.(解決低透氣性煤層瓦斯抽放問(wèn)題的根本途徑是增加煤層的透氣性。)

coal seam基本釋義

coal seam

英 [k?ul si:m] 美 [kol sim] 

名詞煤層

coal組詞造句