mining height造句
例句與造句
- analysis adaptability and stability of high mining height support
大采高支架的適應(yīng)性與穩(wěn)定性分析 - present condition of high mining height longwall mining techniques in china
淺談我國(guó)大采高綜采技術(shù) - safe mining technique for coal face with large mining height and hard roof
堅(jiān)硬頂板工作面礦山壓力顯現(xiàn)特征 - on roof control of goaf of large mining height fully-mechanized face
大采高綜采工作面采空區(qū)頂板處理的實(shí)踐 - rational coal column sizes of high mining height faces in sihe coal mine
寺河煤礦大采高工作面合理煤柱尺寸留設(shè) - It's difficult to find mining height in a sentence. 用mining height造句挺難的
- application of fully-mechanized top-coal caving technique with large mining height
大采深綜采放頂煤技術(shù)的應(yīng)用 - analysis of optimization design to high mining height workface of sihe coal mine
對(duì)寺河礦大采高綜采優(yōu)化設(shè)計(jì)的分析 - spot management of high mining height ectromechanic equipment in the fully-mechanized coal winning
大采高綜采面機(jī)電設(shè)備的現(xiàn)場(chǎng)管理 - determination of local caving rule in steep coal seam repeated mining and safe mining height
急傾斜煤層復(fù)采抽冒規(guī)律與安全開采高度確定 - mechanical model with transverse downslide and impact factors studying of large mining height support
大采高支架橫向下滑力學(xué)模型及影響因素研究 - control and applied technology of inclination, mining height and dinting for fully mechanized caving mining face
綜采工作面傾角與采高及挖底量的控制技術(shù)和應(yīng)用 - this paper establishes the calculation model for the reliability of the supporting system on the working face with large mining height, and through analyzing on the reliability parameters, advances some paths for improving the reliability of the supporting system
建立了大采高工作面支架系統(tǒng)可靠性的計(jì)算模型,通過(guò)系統(tǒng)可靠性參數(shù)的分析,提出了提高支架系統(tǒng)可靠性的途徑。 - in view of local caving accidents happening easily in repeated mining process under special geological condition, on the basis of surface subsidence rule of steep coal seam mining and the occurrence of local caving accidents in the same coal seam in the coalmine of majiagou of kailuan, some important conclusions of determination of local caving rule in steep coal seam repeated mining and safe mining height are obtained through analysis
針對(duì)復(fù)采過(guò)程中，特殊的地質(zhì)條件下，易發(fā)生抽冒事故的此問(wèn)題，以開灤馬家溝礦急傾斜煤層開采地表塌陷規(guī)律及井下同一煤層開采時(shí)發(fā)生的抽冒事故為現(xiàn)實(shí)依據(jù)，經(jīng)過(guò)分析總結(jié)，得出了急傾斜煤層開采時(shí)復(fù)采抽冒規(guī)律及上部復(fù)采與下部正常開采的安全距離等重要結(jié)論。