karst 中文意思是什麼

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。

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

巖溶空間介質具有地上地下雙層結構，可溶巖造壤能力低，巖溶水空間分佈不均、地表地下水關系密切、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。

Bryophytes of karst caves in guilin area, china

中國桂林巖溶洞穴苔蘚植物研究

It has become an irresistible tendency to recon ciliate the relations between exploitation of these caves and their protection, to simplify management and perseverance and to provide the scientific research of the caves with necessary aids. this article applied certain research the envrionmental management information system ( emis ) application in the management of the karst caves for tourism, and made a brief introduction of the exploitation and application processes. we have made corresponding research in the mechanism of based on the system, its pivotal technology, the warning system of the caves " environmental quality, the execution of the caves " environment data base and its code, all of which have produced certain fruits

運用信息技術協調巖溶洞穴旅遊開發與保護之間的關系，簡化洞穴管理和保護工作，為巖溶洞穴科學研究提供必要的輔助已成為大勢所趨本文就環境管理信息系統envrionmentalmanagementinformationsystem （ emis ）在旅遊巖溶洞穴管理上的應用方面做出了一定的研究，對開發和應用研究過程做了簡要的闡述，主要從系統建立的機理，系統的支撐技術，洞穴環境質量預報警，洞穴環境數據庫實現及其編碼實現等方面做出了響應的研究並取得了一定的成果。

Correlation analysis on physical mechanic parameters of residual clayey soil in karst mountainous area

碳酸巖分佈區殘坡積粘性土物理力學參數相關性分析

( 7 ) rainfalls can " deposit " the co2 in air, making it to take part in the process of karst, to dissolve and corrade carbonate rock. co2 concentration in soil become lower after heavy rainfall and become higher after general rainfall. ( 8 ) the value of chemical characteristic of soil water in the high elevation area is lower than that in the low elevation area

（ 7 ）降雨可以對coz產生影響， 「沉澱」大氣中的co : ，使其參與到巖溶作用中，溶蝕碳酸鹽巖;降雨對土壤空氣中coz的影響與雨強、雨量有關，降雨量、雨強較大時，土壤空氣中的c02產生受到抑制，降雨量和雨強較小時，土壤空氣中的coz濃度升高。

The upper of the east model boundary remains constant head and the at the lower of it, there might exists a diffluent interface. so the east and west sides of the diffluent interface are respectively the drainage area of east and west karst - groundwater of yellow river

模型東界上部以黃河水位為第一類水頭已知邊界，下部必存在一個分流面，分流面東西兩側分別是黃河東西兩塊巖溶水的排泄區，該分流面可視為零流量邊界。

Three diagenesis types are help to differentiate the middle caledonian and early hercynian karst, which are stylolite, dolomitization and dedolomitization. 2 ) karst identification symbols and karst reservoir of ordovician in bores, logging, well logging and fmi have been established. karst reservoir have been identified and evaluated in the tahe oilfield

2 ）建立了奧陶系巖溶在巖芯、錄井、常規測井和成像測井上的識別標志，以及巖溶型儲層在以上方面的識別標志，並對研究區內巖溶型儲層進行了識別和評價。

Subject to massive tectonic changes, the park ' s karst landscape is extremely complex with many geomorphic features of considerable significance

由於劇烈的地殼運動，豐芽格邦國家公園的喀斯特地貌異常復雜，具有許多重要的地貌特徵。

Evolution of karst geomorphology of upper cenozoic and its influential factors in guizhou plateau

晚新生代貴州高原喀斯特地貌演進及其影響因素

On tourist geoscience significance of karst cave deposit

研究巖溶洞穴堆積的旅遊地學意義

Study on granular structure in laterite vn soil has already been reported in different land use pattern but it is little about soil fertility in karst environment. the better the soil structure, the higher the content of water - stable soil aggregate so there is an osculation correlation between aggregate and structure of soil

不同利用模式下紅壤團粒結構的特徵研究己有報道，但關于巖溶環境中土壤變化的研究則很少。土壤團聚體與土壤的結構密切相關，團聚體含量高，則說明土壤結構好。

The technical route and the investigation technique of the relevant investigation, the evaluation method for karst seepage from reservoir and the treatment principle concerned are discussed herein on the basis of the hydrogeological investigation made on the karst area of the interfluve on the left bank of the reservoir for soufengying hydropower station

本文擬以索風營水電站水庫左岸河間地塊的喀斯特水文地質勘察為實例，對有關勘察工作的技術路線、勘察技術、喀斯特水庫滲漏評價方法及處理思路作相應的探討。

There are karst caves in guilin.

桂林有溶洞。

The land use genesis classification of karst rockification

石漠化土地利用成因分類

A new method of consolidating karst railway bed

鐵路巖溶路基加固的一種新方法

Those problems are more grave in karst region

對巖溶地區來說，這些問題更為突出。

Construction technology of drilled pile in karst area

巖溶地區大直徑鉆孔樁施工技術

Study on the seepage pollution of karst groundwater

巖溶地下水滲漏污染研究

Application of gpr in detecting karst cave

地質雷達在探測地下溶洞中的應用