煤礦柱 的英文怎麼說
中文拼音 [méikuàngzhù]
煤礦柱
英文
bearing block-
Structural characteristics of collapsing pillar in datong coal field
任樓煤礦隱伏導水陷落柱的快速判定A case study of a modern subsided column formed in coal measures sandstone
開灤煤礦巖溶陷落柱的發育特徵及規律研究Group leaders are support in coal safety
班組長是煤礦安全生產的支柱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。By measuring goaf gas concentration distribution in 3205 working face of taopinggou coal mine, we initially identified gas concentration distribution rules in coaf of room and pillar working face, therefore provided scientific basis to prevent and cure gas accidents of goaf in such working face
摘要通過對桃坪溝煤礦3205回採工作面采空區瓦斯濃度分佈的實際測定,初步查明了房柱式回採工作面采空區瓦斯濃度的分佈規律,為今後此類工作面采空區瓦斯防治、防止采空區瓦斯事故的發生提供了科學依據。The arc - suppression coil with three - phases and five - columns system andits application in coal mine power network
三相五柱式消弧線圈及其在煤礦電網中的應用Application of mine electrical method in exploring the break - out - water collapse column in renlou mine
直流電測深法在探測煤礦導水陷落柱中的應用Based on the geological and mining conditions and occurrence characteristics of loose aquifer of xinglongzhuang colliery, water bursting cause of 4303 full - mechanized caving mining face under loose aquifer was analyzed, the prevention measures of the 3rd aquifer and reasonable dimension of coal pillar for sand proof were discussed in this paper
摘要根據興隆莊煤礦地質采礦條件,結合鬆散含水層賦存特徵,分析了四采區4303綜放工作面第四系鬆散含水層出水的原因,探討了防治三含水的技術途徑和留設防砂煤柱的合理尺寸。Study of mine pressure with room - pillar mining in nantun coal mine
南屯煤礦房柱式開采礦山壓力研究On the illustration of mining in deeply inclined coal seam under buildings in muchengjian colliery in beijing, the confirmation method of coal pillar dimension and the united layout of pseudo - dip strip pillar and boundary pillar were put forward to provide theory foundation for the control of surface movement and subsidence in the mining of deeply inclined coal seam
摘要以北京木城澗煤礦大臺井建築物下壓煤開采為例,提出了急傾斜煤層開采條件下條帶煤柱尺寸的確定方法和傾斜條帶煤柱與邊界煤柱相結合的條帶布置方案,為急傾斜煤層開采地表沉陷控制提供了理論依據。The above products are widely used in the metallurgy, the chemical industry, freezes, the boiler and the pressure vessel manufacture, the town gas pipeline, the military production, machine manufacture ; coal mine hydraulic pressure prop, car loader and other mechanical fluid compressed steel body ; all kinds of bearing inside and outside ferrule, petroleum casing and oil well drill
上述產品廣泛用於冶金化工冷凍鍋爐和壓力容器製造,城市煤氣管道,軍工生產,機械製造煤礦液壓支柱,裝載機和其它機械液壓鋼體各種規格軸承的內外套圈,石油套管和油井鉆桿等。Available approaches to find out hidden water flowing subsided columns - an integrated prospecting of successive approximation
華北型煤礦陷落柱導水分析及綜合預測Geophysical technology applied in surveying the karst subsided column
應用相干體技術解釋煤礦陷落柱No safety pillars shall be mined without authorization and no dangerous methods, such as water bursting, blasting and breaking through roadways, which may threaten the production safety of adjacent coal mines shall be adopted
采礦作業不得擅自開采保安煤柱,不得採用可能危及相鄰煤礦生產安全的決水、爆破、貫通巷道等危險方法。The practice of bolt support technology by remaining narrow and small coal column for extraction roadway in longgu coal mine
龍固煤礦留窄小煤柱回採巷道錨桿支護技術的實踐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理與安全礦柱尺寸研究Quick recognition and detection of hidden conducting karst collapse column in renlou coal mine
任樓煤礦隱伏導水陷落柱的快速判識與探查As particular geological bodies, many paleo - sinkholes extensively develop and distribute in north - china - type coalfields, this paper studies the model of water inrush for thick wall cylinder at side face of paleo - sinkholes in north - china - type coalfields, this has great significance to the safety production of coalmines
摘要巖溶陷落柱作為一種特殊地質體,在華北型煤田廣泛發育和分佈,本文就華北型煤田巖溶陷落柱側壁厚壁筒突水模式及判據進行了研究,這對華北型煤田煤礦安全生產有著重要意義。Jet grouting is a foundation treatment method that a high - velocity grout, which is forced under high pressure out of a nozzle, cuts into the soil to form a cylindrical soil - cement solidification, and with the result of that the bearing capacity of the foundation is enhanced and the settlement and the differential settlement are reduced. this process is widely used in constructional engineering, highway bridge, coal mine and railway bed
旋噴注漿法可在地層深處將水泥漿液等以高壓旋轉沖切土體,形成水泥土圓柱加固體,構成旋噴樁復合地基,以達到加固地基,提高承載力和減少建築物的沉降和不均勻沉降的目的,在我國建築工程、公路橋梁、煤礦和鐵路路基等建設工程中應用極為廣泛。Subsided columns genesis in chengzhuang colliery, jincheng and differential uplifting - subsidence movement
晉城成莊煤礦陷落柱成因與差異升降運動分享友人