覆蓋巖層 的英文怎麼說
中文拼音 [fùgěyáncéng]
覆蓋巖層
英文
burden- 覆 : 動詞1. [書面語] (蓋住) cover 2. [書面語] (底朝上翻過來; 歪倒) overturn; upset 3. 同 「復」 (Ⅱ1. 2. )
- 蓋 : 蓋名詞(姓氏) a surname
- 巖 : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
- 層 : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
- 覆蓋 : 1 (遮蓋) cover; overlap 2 (植被) plant cover; vegetation3 (保護層 覆蓋物) cover; covering; ...
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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。In places, hill - slope debris forms a mantle over the bedrock and alluvium fills some of the valleys
在部分地方,基巖表面由巖石碎屑堆積形成覆蓋層,而部分河谷則有沖積層。The earth surface of the region across it is mostly thicker humus soil or leaf falling covering layer, and has good heat reserving property, it is mostly weathering shingle, soil - aggregate mixture, and clay - gravel 0. 5m - 4. 0m under it, and weathering rock
所經地區的地表多為較厚的腐殖土或落葉覆蓋層,其保溫性良好,下層0 . 5 ? 4 . 0米多為風化沙礫、碎石土和礫石土, , 4 . 0米以下為風化巖石。Oil is usually found in porous rock under a layer of impermeable rock which prevents it from escaping.
石油通常存在於多孔性的巖石中,上面覆蓋著不可滲透的巖層,使石油不致散失。Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation, complicated underground geology structure developed extremely such as thrust and overthrust nappe, and violent change of the lateral velocity, etc. in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering
由於山前帶高陡巖層出露或巨厚礫石層的覆蓋、地表起伏大等復雜的地表條件、逆沖和逆掩推覆等復雜地下地質構造發育、速度橫向變化劇烈等原因,造成了山前帶地震勘探資料採集存在次生干擾嚴重和信噪比低等一系列問題。In some places the rock floor beneath the ice is 8, 000 feet below sea level.
冰層覆蓋下的巖層在有些地方為海面下八千英尺深。With practical engineering examples, this paper deals with the collection of surface wave signal along with seismic refraction exploration, the utilization of surface wave components to make analysis during data processing, the thickness division of overburden bed, strongly - weathered bed, intermediately - weathered bed and weakly - weathered bed in combination with the refraction data, and mutual reflection and interpretation of the burial condition of the bedrock surface
筆者結合工程實例,介紹了在地震折射勘探中同時採集面波信號,在資料處理時利用面波組份進行分析,配合折射資料對測區覆蓋層、強風化層、中風化層及弱風化層厚度進行劃分,同時相互映證解釋基巖面的埋藏情況。The widespread progradationally deposited cycles are often capped by oolitic shoals, tidal flat or sabkha evaporite strata.
廣布的加積沉積旋迴、經常被鮞灘,潮坪或薩勃哈蒸發巖層所覆蓋。With regard to its field drilling applications in the geologically loose sandy pebble layers, kl vegetable - gum drilling fluid showed itself with excellent rheological behaviours in its abilities of lubrication, lost circulation, suspension and removal of debris, anti - shear shinning, and high coring rates, which satisfactorily meet the demands of geological boring in the dam foundation of huangjin ping hydroelectrical power plant
通過在黃金坪水電站壩基深厚砂卵石覆蓋層鉆探取芯的現場試驗,證明了kl植物膠沖洗液具有優良的流變特性,潤滑、堵漏、懸浮排除巖屑和抗剪切稀釋能力顯著,可實現高取芯率,能很好的滿足地質鉆探對取芯質量的要求。The formation of carbonate reservior is controlled by the overlaid c - p strata and the intensity of karstification which was related to the palaeo geomorphy and palaeodrainage system
下古生界碳酸鹽巖裂縫溶蝕型儲集層的發育特徵以有無上古覆蓋是巖溶發育的前提;古地貌、古水系控制巖溶發育強度。The surface is the relatively thin covering of soil and unconsolidated rock waste.
浮土是由土壤和未固結巖屑組成的比較薄的覆蓋層。Anomaly over in - situ leachable sandstone type uranium deposit appears rather weak due to the thick cover, therefore, prospecting in this area is extremely difficult
摘要可地浸砂巖型鈾礦床由於其上覆蓋層較厚,地表異常信息十分微弱,找礦難度相當大。Taking the earth - rock dams with straight clay core constructed on thick moraine cover foundation and directly built on bed - rocks with the same sizes and the same materials for example, two - dimensional dynamic fem programme is used to contrast and analyze the static stress distribution and dynamic response difference of two types of high earth - rock dams in the intensive earthquake zones
摘要以相同尺度和相同材料的建造在深厚覆蓋層上直心墻土石壩和直接建設在基巖上的直心墻土石壩為例,採用二維動力有限元程序對比和分析了強震區兩種高土石壩的靜應力分佈和動力反應的差異。The ground base of the newly added chute in 4 tailings reservoir at dexing copper mine is characterised by thick weathered layer, loose structure, fractured zone and landslip mass accumulation. as a result, the ground has a great subsidence and inefficient carrying capacity. in view of this, the grouting technology was adopted to reinforce the chute ground base. the on - site testing shows that the subsidence of the chute has been efficiently controlled and the carrying capacity of the ground base improved so that the stability requirement has been met
潘洛鐵礦主要使用的采礦方法是淺眼落礦的全面法和留礦全面法. 23礦體160m以上礦段上部為氧化礦和風化巖層,形成擠壓爆破和鬆散巖石覆蓋下的放礦條件.介紹了無底柱分段崩落法在該礦體開采中的應用.實際使用獲得的各項技術經濟指標還比較理想In the light of the low - lying pile cap foundations designed for main piers no. 2 and no. 3 of tianluo bridge on wenzhou - fuzhou railway. this paper describes the ways to resolve the construction problems of the foundations in deep water in sea and at seabed that is steep and without overburden, using the construction techniques of underwater rock blasting, steel cofferdam floating, positioning, bottom sealing and manual pile digging
摘要針對溫福鐵路田螺大橋2號、 3號主墩設計上採用低樁承臺基礎情況,介紹運用水下巖石爆破,浮運鋼圍堰就位、封底、人工挖孔樁等施工技術解決海上深水、河床陡峭且無覆蓋層的基礎施工難題。The technique of water conservation in gneiss area of tai - hang mountain : on the facet of water conservation measure, four sorts of water conservation measures can all improve the soil water content. the result of straw mulch is best, using water holding agent in soil and plastic mulch are better, stone mulch is worse. four sorts of water conservation measures all improve the physical character of surface layer soil
太行山片麻巖區保水技術:在保水措施方面:四種保水措施均能提高土壤含水量,秸稈覆蓋的效果最好,土施保水劑和地膜覆蓋的效果其次,石塊覆蓋的效果較差;四種保水措施使表層土壤的物理性狀均有一定改善,使土壤容重降低、孔隙度和土壤飽和含水量增加。Research on deformation and subsidence characters of ground and surrounding rock induced by underground mining under thick covering terrain by model test
厚覆蓋巖層條件下地下采礦的地表及圍巖變形破壞特性模型試驗研究2. the range of soil co2 concentration varied with soil temperature is not the same for the soil layer and its characters and different vegetation : the varied range of topsoil is higher than that of deep soil at testing woodland ; the varied range of soil layer ( - 20cm ) is the highest than that of the other soil layers ; the range of co2 concentration varied with air temperature begins to increase in turn from woodslay and shrublay to herbage
由於植被覆蓋類型不一樣和所處的層位以及本身性質,表層帶巖溶生態系統各層的coz濃度隨溫度變化的幅度不一樣,林地表層coz濃度變化的幅度比深部大,裸地土下e0 。 zcoz濃度變化的幅度比表層和底層大,林層、灌層和草層coz濃度變化的幅度依次變小。After storage for a long time, a layer of li2co3 and absorbed species ( h2o, co2and o2 - ) will appear on the surface, and a thin nio - like layer will be formed on the near surface of linio2 material
長期貯存的linioz電極材料將在表面形成一層包含lizco3 、 hzo 、 co :以及殘余活性氧物種02 .在內的覆蓋層,以及在近表面層生成一層類似nio的立方巖鹽結構鈍化層,從而導致其電化學性能下降。3d fem analysis on ground surface deformation caused by mining under thick rock overburden
厚覆蓋巖層下采礦引起地表變形的三維有限元分析分享友人