land main 中文意思是什麼

land main 解釋
陸上水管
  • land : n 1 陸地,地面。2 土地,田地;農田;〈pl 〉所有地,地產。3 國土,國,國家;領土;地方;(…的)世...
  • main : adj 1 主要的,主,全,總。2 充分的,盡量的;全力的,有力的。n 1 體力,氣力;力〈僅用於 with might...
  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。
  2. In this paper, based on land use maps of 1976, 1988, 2003, which were interpreted from the landsat mss / tm / etm imageries, and the map of main road, with the buffer analysis tool in arcgis 8, we studied the land use and land cover change on the two sides of the main roads in xishuangbanna, then we studied the impact of population density and the topographic factor on road effects. during the study both the comprehensive land use dynamic degree model and the land use degree comprehensive index model are taken into account, we put forward a compensatory model ? “ amendatory comprehensive land use dynamic degree model ”

    由於人類活動干擾強度加大,公路效應深度不斷擴展, 1976年為5km , 1988年為7km , 2003年達到11km ;受自然、社會條件的影響,不同路段的公路效應存在較大差異,甚至同一路段兩側效應也各不相同。 1976年至2003年,距公路不同距離范圍內的人口密度都在增加,且距離公路越近,人口數量密度越大、增長越快,人口分布有向公路兩側聚集的趨勢。選取人口密度為大、中、小三個樣區分別分析公路效應的范圍表明,人口密度
  3. This paper analyses the main geo - ecological environment problems in light of neotectonics, ground subsidence, landslide, collapse, debris flow, groundwater environment evolution, change of land resources, cumulate castoff, etc. in the shenfudongsheng mining district, discusses its influence on the ecological environment

    本文通過新構造運動、地面塌陷、水土流失、滑坡、崩塌、泥石流、水環境的演化、土地資源的變化、堆放的廢棄物等方面系統的分析了神府東勝礦區存在的主要的地質生態環境問題,並探討了它產生的生態環境效應。
  4. Second, this paper analyzes the time - frequency distribution of the clutter from airborne pulse doppler radar ( pdr ). the side - lobe clutter, which is the main factor to influence the pdr, is analyzed and calculated. based on the simulation of typical geometry of the land, we analyze and discuss the side - lobe clutter and concluded that the dft of can be considered as the phase of the coho

    並且根據各種典型地貌的近似模擬,從統計特性上和頻率域上對脈沖多卜勒雷達的旁瓣雜波進行了分析討淪,還得出脈沖多卜勒雷達的dft可以近似地看作相參積累,並在程序的編制中利用了這一個結論。
  5. The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density

    結果表明:壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力;曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田面積佔耕地面積比例和人口密度。在此基礎上,揭示縣域尺度上耕地變化的驅動機制,並為進一步進行土地利用覆蓋變化研究積累方法和經驗。
  6. In order to solve this problem, we find a kind of herbages plant - sabaigrass ( eulaliopsis binata ) which not only can accommodate the badly environment of purple soil but also have excellent water and soil conservation effect and good economic benefit. this study adopt quantitative and qualitative methods, through comparative study of four different utilization types : sabaigrass treatment, grass tree solid plating treatment ( planting sabaigrass under fruit trees treatment ), bare land treatment, natural wild grassland treatment, study water and soil conservation effect, soil water condition, soil constructors condition, soil fertility condition and soil surface temperature, then evaluated the water and soil conservation effect of plating sabaigrass in purple soil bare sloping field and probed into water and soil conservation mechanism. the main results are as follows : 1

    本研究針對湖南省衡邵盆地紫色巖地區日益惡劣的生態環境,從紫色土荒坡地水土流失治理入手,在尋求出既適應紫色土荒坡地惡劣環境又有良好水土保持作用和一定經濟效應的作物? ?龍須草的基礎上,用定性和定量相結合的方法,以「龍須草純種」 、 「龍須草與果樹立體種植」 (簡稱林草立體種植,下同) 、 「空曠地」 、 「自然野生雜草地」四種不同的土地利用方式進行對比研究,從水土保持效應、土壤水文狀況、土壤結構、土壤肥力狀況、地表溫度狀況等方面分析、評價紫色土荒坡地種植龍須草防治水土流失的效應,並對其機理進行了初步探討,主要研究結果如下: 1
  7. Responsible for domestic selling in supermarket, hypermarket, hotel, canteen and material sourcing in china main land

    負責對國內市場產品的銷售,主要是超市,大賣場,飯店食堂,同時負責國內原料的采購及相關資源。
  8. 2 with the correlative analysis between the landuse structure and economic development, the main problems of landuse in youyang county are summarized as follows : ( l ) a large proportion of farmland are leanness, so the land quantity is bad ; ( 2 ) the forest vegetation is broken seriously, and the soil erosion is severe and the eco - environment is depravating ; ( 3 ) the number of land for water conservancy facilities is small ; ( 4 ) the proportion of town and transportation land is not accorded with landuse plan ; ( 5 ) land collocation is inconsequent ; ( 6 ) the land resources is plenty and a lot of land are not used but the land which can be opened up for farming

    2通過對酉陽縣土地利用現狀結構與經濟發展的相關分析,總結了酉陽縣土地利用存在的主要問題有以下幾點: ( 1 )中低產田比例大,土地質量差; ( 2 )森林植被破壞嚴重,水土流失嚴重,生態環境惡化; ( 3 )水利設施用地較少; ( 4 )城鎮和交通建設用地欠賬大( 5 )土地資源配置不合理; ( 6 )土地資源總量豐富,未利用地面積大,耕地后備資源不足。
  9. This paper, takes rli as an object of study, takes property rights relationship and management relationship of rural land as a main clue, takes raising the management benefit into full play of rural land and ensuring rural land sustainable utilization as objective, uses the theory of western institution economics and market economics for reference, adopts the method of study of combining macro analysis with microanalysis and combining quantitative analysis with qualitative analysis, reviews systematically the developing process of rli in china since the founding of our country and the developing tendency of rli in the world, summarizes the influence law of rli to rural land management benefit, analyses the innovative mechanis m. institutive achievement and being faced with difficult position and gauntlet of the present rli in china, and defines the objective and following principles of rli innovation proceeding from the actual conditions of our country. on the basis of these, constructs the innovative models by stages of rural land property rights institution and management institution, which accords with the market economic law and the law by stages of rural economic developing levels and gives consideration to efficiency and fair

    本文以農村土地制度為研究對象,以農村土地的產權關系和經營關系為主線,以農村經濟發展水平(包括農村生產力發展水平和農村工業化、城鎮化水平)和農民的承受能力為依據,以最大限度地提高農地經營效益、確保農地資源的可持續利用為目的,借鑒西方新制度經濟學理論和市場經濟理論,採用宏觀分析與微觀分析、定量分析與定性分析、規范研究與實證研究相結合的研究方法,系統地回顧了建國后我國農地制度的演變過程及世界農地制度的演變趨勢,總結了農地制度對農地經營效益的影響規律,分析了我國現行的家庭承包經營責任制的創新機理、制度績效及其面臨的困境與挑戰,並從我國的實際出發,確定了農地制度創新的目標及應遵循的原則,在此基礎上構建符了符合市場經濟規律和農村經濟發展水平的階段性規律、兼顧效率和社會公平的階段性農地產權制度創新模式及其對應的經營制度創新模式。
  10. Analysis on status of edible non - iodized salt at household level in the main land of china in

    2005年我國居民戶食用非碘鹽狀況分析
  11. Two techniques suitable for sloped cultivated land management of non - lithoid mountainous area in guizhou and its main points for implementation

    適合貴州非石質山區坡耕地整治的兩種實用技術
  12. The topography of maoming is high in the north and low in the south, with hilly land in the main and some plains interposed, and coastal mud flat

    茂名地勢北高南低,地貌以山地丘陵為主,兼有平原和沿海灘塗,陸地面積11458平方公里,約佔全省的6
  13. Suffered from the natural environmental development and the humans inconsequential activities, maowusu sandy land in the history has undergone the reiterative change of " the nomad way of life is the main - nomadism as well as agriculture - agriculture is the main "

    受自然環境動態變化與人類不合理活動的影響,歷時時期毛烏素沙地的土地利用和經濟方式發生過「遊牧為主亦牧亦農農耕為主」的反復變化。
  14. Yuanyuan arware warmly welcome all of their friendwhatever from china main land or abroad to come and hope with their cooperatingthat can creating the 21 - century new refulgence in the future

    我們的目標就是讓你滿意,公司竭誠歡迎國內外客商光臨指導,希望你我共同攜手共創21世紀的輝煌。
  15. Based on the above analysis, i get the main conclusions as followed : 1. in the market of farmland expropriation and remise, the peasant interest group get 32 % land benefits ; the county government interest group get 52 % land benefits ; the upward county government interest group get 15 % land benefits. in the market of non - farmland expropriation and remise, the peasants group get 26 % land benefits ; the county government interest group get 67 % ; the upward county government interest group get 7 % land benefits

    最後,在以上分析的基礎上,筆者得出以下結論: 1 、在徵用耕地並出讓的整個過程中,農民利益集團得到了土地收益的32 ,縣級政府利益集團得到土地收益的52 ,縣級以上政府利益集團得到土地收益的15 ;徵用非耕地並出讓的整個過程中,農民利益集團得到了土地收益的26 ,縣級政府利益集團得到土地收益的67 ,縣級以上政府利益集團得到土地收益的7 。
  16. The former mostly includes finance trench, which consists of urban maintenance and constructive tax, add - ons of public utility, urban land - using tax, the debt of local government, remise of urban state - own land - using right and special national debt capital, and so on ; administrative charge trench, which consists of apportion, raising the price of urban infrastructure products and services, and so on ; practicality investing trench, which mostly consists of corresponding capital for urban infrastructure provided by real estate exploiters ; other financing trenches, which consist of time - limiting remise of operating authority on urban infrastructure section, introducing into foreign capital, short term loan of civil financing institution, and so on. the latter includes the innovation on the main investors, which consist of the anticipation of civilian capital and other non - financing institutions, and the innovation on financing tools, which consist of project financing, investment funds on industry, municipal bonds and initial public offering, and so on

    前者主要指以政府作為投資主體下的各種融資工具,包括財政稅收渠道(包括城市維護建設稅和公用事業附加、城鎮土地使用稅、地方政府債務、城市國有土地使用權有償出讓、國債專項資金等) ;行政收費渠道(包括攤派、提高基礎設施產品和服務的價格等) ;實物投資渠道(主要是讓房地產開發商為城市基礎設施提供配套資金) ;其它融資渠道(包括市政設施部門專營權有限期出讓、引進外資、國內金融機構的短期貸款等) ;後者則包括融資主體的創新(民間資本的參與以及其它非銀行金融機構的介入)和融資工具的創新(項目融資、產業投資基金、市政債券、股票上市等) 。
  17. The overall temporal variation characteristics of land desertification in the recent 30 years in keerqin sandlot are that : the main types of land desertification are changed from medium and severest desertification types to gently and medium desertification types. the area of gently desertification land is increasing. the area of severe desertification is decreasing

    研究表明: 30年來,科爾沁沙地土地沙漠化的時間變化總特點是:土地沙漠化的類型中度、極重度為主轉變為以輕度、中度為主,輕度沙漠化土地的面積呈增加趨勢,重度沙漠化土地的面積減少趨勢。
  18. Based on the conclusions of the domestic and foreign researches on the utilization of land resources, this dissertation carries out the research on the sustainable utilization of land resources of liaocheng. in the research, the author selects 30 factors as the evaluated elements from the five norms of productivity, stability, protection, economic force and social acceptability to set up the evaluation system, evaluates the comprehensive level of the sustainable utilization of land resources of liaocheng in the time - and - place - based way from the multi - angles of single standard, and diagnoses the obstructions quantitatively by introducing the two definitions of “ the deviation degree from the standard ” and “ obstruction degree ”, then puts forward the concrete measures for the main obstruction factors in order to provide the scientific basis for the management and quantitative evaluation on the sustainable utilization of land resources of liaocheng

    本論文在借鑒國內外關于土地資源利用研究取得經驗的基礎上,對聊城市土地資源可持續利用進行針對性的實踐研究,從生產力準則層、穩定性準則層、保護性準則層、經濟活力準則層、社會可接受性準則層五個方面,選取30個因素作為參評因子,建立評價指標體系;運用單指標多角度和基於時點兩種評價方法進行綜合測算,評判出聊城市土地資源可持續利用綜合水平;引進「指標偏離度」 、 「障礙度」概念進行定量障礙診斷,並針對主要障礙因素提出可持續利用具體對策,為聊城市土地資源可持續利用和管理提供定量評價的科學依據。
  19. On one side of the road we will have the main land and on the other, tasmania

    我們期待著能于您一起共同分享我們在過去25年中獲得的巴塞羅那相關服務經驗。
  20. To the question that the farmland system of our country exists, this text has proposed solving the countermeasure of the problem : first, the land main part of property right is defined and melted distinctly

    針對我國農地制度存在的問題,本文提出了解決問題的對策:第一、土地產權主體界定明晰化。
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