pillaring 中文意思是什麼
pillaring
解釋
礦柱回採-
By means of a1c13 hydrolyzing in naoh solution, the author prepared al - plms which were characterized by xrd, xrf, ft - ir, sem etc. some factors in the experiments were studied in detail. the result showed that the concentration of a1c13, naoh, al - pillaring solution did n ' t affect the basal spacing and thermal stability of al - plms greatly
筆者採用alcl _ 3在naoh溶液中水解的方法制備了鋁柱撐蒙脫石，並利用xrd 、 xrf 、 ft - ir 、 sem 、 n _ 2吸附?脫附等手段對制得的樣品進行了表徵，系統討論了各實驗因素的影響。 -
Directly systhesis of layered double hydroxides pillaring with organic anions by homogeneous precipitation
均勻沉澱法直接合成有機陰離子柱撐水滑石 -
Mine ground pressure appearance and roof control of residual pillaring in upper layer in the mining of lower layer
上層殘留煤柱在下層開采中的礦壓顯現與頂板控制 -
The high oh / al ratio and large amounts of al - pillaring solution favored the basal spacing and thermal stability of al - plms
在此基礎上，筆者對al - plms進行了摻雜和改性的研究。 -
Using the basic theories of hydrogeology, according to the analyses about the cause of the water bursting during the first drilling of 1211 ( 3 ) working - face in pansan mine being dug and the geological and hydrogeological condition on this working - face, the feasibility of reducing waterproof pillaring is analyzed and a project of overall arrangement and recovery on this working face is proposed
摘要運用水文地質學的有關原理，通過對潘三礦1221 （ 3 ）工作面第一個切眼掘進中突水原因和1211 （ 3 ）工作面地質、水文地質條件的分析，分析了1211 （ 3 ）工作面縮小防水煤柱開採的可行性，提出了工作面總體布局和回採方案。
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