巖溶地 的英文怎麼說

中文拼音 [yánróngde]
巖溶地 英文
karst region
  • : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
  • : 動詞(溶化; 溶解) dissolve
  1. 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)典型區為對象,選擇了幾種重要的利用方式,包括林、果園、耕、棄耕和灌草坡,採用野外生態調查和室內試驗測量分析相結合的方法,以不同土利用方式土壤肥力為重點,對不同土利用方式土壤肥力特徵進行量化分析,找出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、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) ,樣土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣土壤種子庫植物群落多樣性等4個方面對重慶典型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。
  2. So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction

    空間介質具有下雙層結構,可造壤能力低,水空間分佈不均、下水關系密切、水源易漏失,偏堿性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠化、土壤侵蝕與退化等一系列問題。
  3. It only took 38 months from construction preparation at the end of october, 2001 to the first unit operating on december 20, 2004, which antedated the construction time limit by 7 months

    樂灘電站從2001年10月底開始施工準備到2004年12月20日首臺機組投產發電,僅用38個月的時間,比合理工期提前了7個月,並在此期間,搶回因廠壩部份巖溶地質問題延誤的5個月工期。
  4. Those problems are more grave in karst region

    巖溶地區來說,這些問題更為突出。
  5. Construction technology of drilled pile in karst area

    巖溶地區大直徑鉆孔樁施工技術
  6. Study on the seepage pollution of karst groundwater

    巖溶地下水滲漏污染研究
  7. Qingjiang bridge karst geology drill hole pile construction

    清江大橋巖溶地質鉆孔樁施工
  8. Construction of karst pile foundation for lushui bridge

    巖溶地區橋梁基礎鉆孔樁施工技術
  9. Its chief feature is the unique quartzite peak forest, accompanied by karst land form and plenty of other geological remains

    它以中外罕見的石英砂峰林景觀為主, 「湘西型」巖溶地貌景觀為輔,兼有大量質歷史遺跡,資源豐富。
  10. By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few

    通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在質條件下的合理使用方法;基樁承載實驗表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富有成果的現場測試工作;試驗數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值分析方法和有限單元法,對鉆孔灌注樁樁端下的體強度和結構穩定性方面進行模擬計算和定量研究。
  11. Groundwater contamination by carbon tetrachloride in karstic area in china

    某市巖溶地下水四氯化碳污染特徵研究
  12. The bryophyte communities associated with travertine depositon in northwestern england and north wales, u. k

    英國英格蘭西北部和威爾士北部巖溶地區鈣華苔蘚植物群落研究
  13. Analyses of karst water circulation system in xuzhou hydrogeological unit

    徐州市水文質單元巖溶地下水循環系統分析
  14. Abstract : problems of water resource limit the agricultura l developmentand econ omical development of guizhou karst region

    文摘:水資源問題制約了貴州巖溶地區農業和區經濟的發展。
  15. Technology of bored pile in bridge foundation construction in karst area

    巖溶地區橋梁樁基施工措施
  16. Key to geological exploration and pile foundation construction of bridge in karst region

    石灰巖溶地區橋梁樁基設計與施工
  17. Treatment method for accidents in the bridge foundation investigation drilling in karst terrain

    巖溶地區橋基勘察鉆探事故的處理方法
  18. Generally, common geohydrology means only resolve partly the problems mentioned above, whereas, the isotope geohydrology plays an important role unrepiaced with other techniques in the research of karst groundwater

    通常,常規的水文質方法解決上述問題的能力非常有限,而同位素水文球化學在巖溶地下水的研究中所發揮的作用,是其它的技術方法難以替代的。
  19. On the regional karst water, it has been primarily clarified that the distributing trait, the cause of formation, and the environment background, and it has been confirmed that the source, the height, and the location about the karst groundwater replenishment. we have found out the relationship of developing circulation among the atmospheric water, the surface water, and the groundwater in the research area, and have compartmentalized the different geohydrology structures about the karst water. 2

    初步查明了研究區的水分佈特點、水的成因及形成的環境背景,確定巖溶地下水的補給源區、補給高度、位置及區內大氣降水,表水、下水的動態循環關系,劃分出水不同的水文質單元; 2
  20. In recent years, the carst collapses that are occurring frequently in qixiashan hill area severely endanger the engineer and human life. there are many factors caused the occurring of the carst collapse in this area. besides the background of geology and geomorphology, the causes of changing of hydrodynamic, stress field of the earth s crust, and structure of rock and ground are more important

    近年來,南京棲霞山巖溶地面塌陷頻繁發生,造成了巨大的經濟損失。巖溶地面塌陷的產生,除了貌基礎外,更主要原因在於礦山開采改變了水動力條件應力場及土體結構,尤其是礦坑疏干對水動力條件的影響最為顯著。
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