露天煤礦開采 的英文怎麼說
中文拼音 [lòutiānméikuàngkāicǎi]
露天煤礦開采
英文
open cast coal mining-
Probing into raw coal mining technology in antaibao open - pit coal mine
安太堡露天煤礦原煤開采工藝探討However, mr wang said the partners hoped to establish a new opencast mine near their existing coal - extraction venture at xiwan in shaanxi, in which anglo american holds a majority stake
但王國柱表示，雙方希望在現有的陜西西灣煤炭開采轉化合資企業附近，開發一座新的露天煤礦，由英美資源集團持有多數股權。The results show that distinct " bench " distribution rule takes on for the subsidence and distortion of bench - shape slope surface ; the movement range of bench - shape slope surface is smaller but its distortion is larger than those of flat surface and concentrated distortion occurs at every bench plan ; the surface horizontal distortion of bench - shape slope is still pressed in gob centre and tensioned in both sides of gob ; space - time effect should be taken into account for the stability of bench - shape slope influenced by underground mining
結果表明：露天煤礦臺階狀邊坡體的采動沉陷規律表現出很明顯的「臺階」分佈特點；臺階狀邊坡地表的移動范圍比平地地表要小，但變形卻更劇烈，且在各臺階平面處形成變形集中；臺階狀邊坡地表的水平變形仍然呈現出采空區中間受壓，兩端受拉的特點；臺階狀邊坡在地下開采擾動下的穩定性應考慮采空區的時空效應。The way of controlling blasting cost during opencast coal mining
降低露天煤礦開采爆破成本的途徑與實踐The theory of landscape ecology about drastic disturbance of landforms has been richened. a practical way could be found to identify the final direction of artificial ecosystem succession. moreover, the results can be applied into study the land reclamation and ecological rehabilitation of the developed opencast mines and developing ones in loess plateau
本研究結果的學科價值:豐富了極端生境下劇烈擾動地貌的景觀生態學理論，為確定人工正確誘導下的礦區生態演替方向提供了可借鑒的方法和途徑;應用價值主要體現:研究結果適宜於我國黃土高原正在開采和將要開採的大型露天煤礦的土地復墾與生態重建。Terms relating to coal mining - surface mining
煤礦科技術語露天開采Influence of ecoenvironment and the problem to be solved due to open pit excavation
露天煤礦開采對生態環境的影響及其亟待解決的問題Study on environmental problems raised by china ' s opencut coal mine mining and prevention amp; amp; mitigation measures
我國露天煤礦開采環境問題及防治對策研究By using subarea - subsection mining method, multi - channel layout program, heidaigou open - pit coal mine has overcomed the technological continuity problems appearing in bench combination and has fully improved the capacity of existing equipments, so that the transportation distance has been reduced and enormous economic benefits have been gained
在此過程中，黑岱溝露天煤礦通過分區分段開采、多通道布置等方案，克服了並段臺階工藝接續過程中出現的問題，最大限度的增加現有設備生產能力，減少運距，創造了巨大的經濟效益。Aiming at the coal under the building, rail and water, difficultly - mined coal and the side of strip mine, hardly mined, but it is utilization for the ucg study on field test of air coal gas, water coal gas, rich oxygen coal on the side of strip the side of strip mine mine of fu xin, using the ucg for the mineral well, getting the method for building stove of ucg, obtain different coal gas group and heat value for the different gasification craft high volatile, multiple thin coal seams on the side of strip mine are suitable to underground coal gasification to produce middle low heat value gas
摘要針對「三下」煤層，難採煤層，復雜煤層以及露天邊坡剩餘的煤炭資源，並工開采不經濟或難以開采，可利用煤炭地下氣化將這些殘余資源得以回收利用，試驗利用礦井式煤炭地下氣化方式，對阜新礦露天邊坡進行了空氣煤氣、水煤氣、富氧煤氣的工業性試驗研究，通過煤炭地下氣化工業性試驗，得出在露天邊坡礦井式氣化建爐方式，不同氣化工藝的煤氣組分，熱值。分享友人