巖破 的英文怎麼說
中文拼音 [yánpò]
巖破
英文
iwasaki-
Factors restricting widespread application of controlled rock gangway abruption blasting technology and countermeasures
淺談制約巖巷斷裂控制爆破技術推廣應用的因素和對策Research on accumulative destruction of rock mass affected by dynamic
動力作用下巖體工程累積破壞研究They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。Relationship between anisotropy of jinchuan rockmass and deformation and failure of adit
金川巖體各向異性與巷道支護變形破壞關系探討Based on testing data in worksite and engineering practice, the strata damage movement characteristics, rock properties of weathered zone and qualitative and quantitative analysis of the mechanism of coal layer safety extraction in efflorescent oxygenized belts were discussed
摘要根據現場觀測和工程實踐，論述了風氧化帶內煤層開采時，覆巖破壞移動特徵，風化帶巖石屬性和風氧化帶內煤層安全開采機理的定性、定量分析。Preliminary study of overburden breakdown law with full mechanised top coal caving mining under thick and hard gneiss
硬厚片麻巖下綜放採煤覆巖破壞規律初探Research on transition law between eme and energy during deformation and fracture of coal or rock under compression
受壓煤巖破裂過程電磁輻射與能量轉化規律研究Research on electric magnetic radiation features of coal and rock failure in chengzhuang mine and application
成莊礦煤巖破壞電磁輻射特性及其應用研究They are the finely - layered siltstone that formed ping chau, the port island conglomerate, the thick volcanic rock layers ( tuff ) along the coast of po pin chau and the granite at lamma island. these stamps appeal not only to the eyes, but also to the hands because of the tactile coating that achieved with the application of thermography
四款郵票上的巖石圖案和設計分別取材自平洲的粉砂巖、赤洲的礫巖、破邊洲的凝灰巖和南丫島的花崗巖；我們除了可以用肉眼去欣賞之外，更可以用手去觸摸、去感受。Elementary analysis on breaking feature of overburden rock during mining under special nappe structure
特殊推覆體下開采覆巖破壞特性淺析Destructive study of the cover rock relating to the fully mechanized mining with caving method under ravelly ground and nappe
鬆散層及推覆體下綜放開采覆巖破壞研究Repair technology, monitoring and analysis for ultra soft rock failed mine roadway
極軟巖破壞巷道修復技術與監測分析Based on its special geological and mining conditions of qidong colliery, the cause of water bursting of loose aquifer in the 4th lineage in 7 ( subscript 1 ) 14 full - mechanized mining face of the first mining area was analyzed and technology method of preventing the 4th loose aquifer was discussed according to the occurrence characteristics of loose aquifer and damage characteristics of overburden rock in 7 ( subscript 1 ) coal seam
摘要根據祁東煤礦特殊的地質采礦條件，結合鬆散含水層賦存特徵及7 （下標1 ）煤層覆巖破壞特點，分析了一采區7 （下標1 ） 14綜采工作面第四系鬆散含水層出水的原因，探討了防治四含水的技術途徑。Study on failure laws of surrounding rock in the steep dip and extra - thick coal seam mining
急斜特厚煤層開采圍巖破壞規律研究It is found that the rational located destressing boreholes can induce structural failure of the surrounding rock - mass, consequently the high stress move deeply in the rock - mass, and the stress environment in the surrounding rock is ameliorated, the spatio - temporal order of the destruction of the surrounding rock - mass is changed when the destressing boreholes and bolting net with wire mesh composite support are accomplished, therefore the compound supporting technology has prominent advantage for control the deformation and destruction of the surrounding rock
模擬發現：合理布置的卸壓孔可以導致巷幫圍巖的結構性預裂破壞，從而使圍巖高應力向深部轉移；在卸壓孔和錨網聯合支護后改善了圍巖附近的應力環境，改變了圍巖破壞的時空次序，對控制圍巖變形和破壞具有突出的優越性。Study on characteristics of rock broken by excavation and roof supporting object
開挖中的圍巖破裂性質與支護對象研究Analysis on destruction reason of deep roadway host rock and its proventive technique
深部巷道圍巖破壞機理分析與防治技術From the view point of volcanic rock cracking fashion and occurrences, two sets of conjugated fracture are formed in the process of tectonic movement of volcanic rock in the eastern depression. the fracture that is perpendicular to the major axis of the eastern depression is better developed than the fracture that is parallel with the major axis of the eastern depression. two sets of fractures that are due to different direction cut each other, which enables that the fractures in the volcanic rock are in good communication, providing effective storing space for hydrocarbon
火山巖破裂方式及形態分析認為，東部凹陷火山巖在構造運動過程中形成了兩組共輛裂縫，在與東部凹陷長軸垂直方向上的裂縫比與東部凹陷長軸平行方向上的裂縫發育程度要高，兩個方向上的兩組裂縫相互切割，使火山巖中裂縫相互連通，形成了有效的儲集空間。Abstract : based on the analysis of the main causes of stope chute failure, flac3d numerical calculation software is used in the systematic study of the mechanical state of the surrounding rock before and after the chute reinforcement from the aspects of the stress distribution of rock mass, the plastic fractured region and the movement of rock mass so as to disclose the fracture mechanism of the surrounding rock and the mechanical system of the reinforcement engineering
文摘:在分析造成采場溜井破壞的主要原因基礎上，應用flac3d數值計算軟體，從巖體應力分佈、塑性破壞區和巖體移動等方面，系統研究了溜井加固前後的圍巖力學狀態，揭示了圍巖破壞機理和加固工程的力學機制。On the study of tunnel excavation, physical simulation can effectively simulate the nonlinear characteristics during failure of surrounding rocks
在隧道開挖問題研究中，物理模擬能有效地模擬圍巖破壞過程中非線性特徵。分享友人