質地土型 的英文怎麼說
中文拼音 [zhídetǔxíng]
質地土型
英文
granulated soil type-
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。The rate of contribution of various edaphic physical parameters is different from parameter of soil water infiltration model in different soil texture and husbandry condition, so independent variable factor and priority are different in regression models. the predicted results are satisfactory in correlation husbandry condition
在不同的土壤質地和不同的耕作條件下,土壤的各種物理參數對土壤的水分入滲模型參數影響程度不同,因此引入到回歸模型中的自變量因子不同,引入的先後次序不同。Strip - shape underground structures such as the tunnels and tubes for various uses can be treated as a beam on elastic foundation under earthquake condition , although there exists soil - structure interaction , the foundation soil vibration is dominant in other words , analysis of earthquake response of the soil is essential to this end , simplified models , ( i. e equivalent mass system models based on some equivalence criteria ) are proposed , instead of a general 3 - d continuum model in this study , equivalence criteria are proposed and the simplified models are compared the single - mass - string model is proved to be valid and therefore applied to the analysis of earthquake response of the pearl river immersed tunnel
條裝地下結構如隧道、各種埋設管道等一般可看作彈性地基梁進行靜力及動力分析在地震條件下,結構與土相互作用,但土的振動成為主要因素為分析土的地震響應需把基土這一三維連續體作簡化處理,簡化成為等效多質點模型本文著重探討這種簡化模型的建立方法,推導等效方程,通過幾種簡化體系的分析比較,論證單質點串體系的合理性,並將其應用到廣州黃沙芳村珠江水下隧道工程的地震響應分析,為抗震設計提供依據Through indoor routine tests, the physical and mechanical natures of intact and remolding soil of muck and mucky soil, in fuzhou, are analyzed in this thesis. the results reveal that water content, void ratio, shear strength of remolding soil samples are lower than those of intact samples. then qualitative analysis on the mineral composition, chemical composition and microstructure characteristic and types of the soft clay is given
本文通過室內常規試驗對福州地區淤泥及淤泥質粘土的原狀土樣和擾動土樣的物理力學性質進行了分析,觀察土樣受擾動后一些物理力學指標的變化情況,發現擾動軟粘土樣的含水量、孔隙比、抗剪強度指標均比原狀土樣低;並從軟粘土的礦物成份、化學成份以及微觀結構特徵和類型上定性地分析。The methods of analysis and evaluation to the stability of slope, now mainl y are qualitative analysis, half quantitative analysis, physics model test and qua ntitative analysis. they all are extensively synthetically use of project geology, soil mechanics and classical mathematics physics, with the help of computers
對于斜坡穩定性的分析評價方法,目前主要有定性分析、半定量分析、物理模型試驗和定量分析等,它們都是對工程地質、巖土力學以及經典數學物理通過計算機進行廣泛的綜合運用,各有側重和優勢。In order to strictly control the blind development of some special kinds of consumer goods and goods in over - supply, no locality may reduce or exempt product taxes or value - added taxes on tobacco, alcoholic beverages, firecrackers, fireworks, clocks, watches, bicycles, sewing machines, electric fans, refrigerators, motorcycles, washing machines, vacuum cleaners, air conditioners, electronic keyboards, pianos, tv sets, tape recorders, cassette players, video cassette recorders, electronic video games, pull - top cans, canned beverages, aluminum doors or windows, architectural decorations, kilowatt - hour meters, saccharin, adhesive clay bricks or tiles, cosmetics for the skin and hair, and articles for use in a memorial ceremony, which are produced or marketed in that locality, regardless of the ownership or type of enterprise
一、為了嚴格控制某些特殊消費品、長線產品的盲目發展,無論什麼性質和類型的企業,生產銷售的煙、酒、鞭炮、焰火、鐘、表、自行車、縫紉機、電風扇、電冰箱、摩托車、洗衣機、吸塵器、空調器、電子琴、鋼琴、電視機、錄音機、放音機、錄像機、電子游戲機、易拉罐及易拉罐飲料、鋁合金門窗及建築裝飾材料、電度表、糖精、粘土磚瓦、化妝品、護膚護發品、焚化品,各地一律不得減免產品稅、增值稅。3. take the lrdmis as info source to discuss the combination of gis and specialty model in information system, by the means of spatial overlay analysis the land use status movements, carried a analysis to number and quality structure of region land type by the means of landscape analysis, and principal analysis was utilized to evaluate experiment area ' s land quality hierarchy., all the work provided a scientific foundation and technological support for experiment area synthetic management and planning
以lrdmis為信息源,對信息系統中gis與專業模型的結合應用進行了探討,通過空間疊加分析方法對土地利用現狀變化進行了監測,應用景觀分析方法對區域土地類型的數量與質量結構進行了分析,應用主成分分析法進行了試區土地質量分等定級,為試區綜合治理規劃提供了一個新型的技術支撐體系。Geology and genesis of the lateritic type ag - mn ore deposit at laochang in lanchang area, yunnan province
雲南瀾滄老廠紅土型銀錳礦床地質特徵及成因探討The study has investigated and compared soil physical, chemical, biochemical properties of eight stands on paired sites in mountainous regions of northeastern china, trying to look for the mechanism of soil degradation and the change trend of soil properties in different age of plantations in relations to forest productivity. the eight stands are 4 first rotation of larix olgensis plantations with different age classes, the second rotation of larix olgensis young stand, pinus sylvestris var
本文通過固定和典型樣地,對東北山地不同生長發育階段落葉松人工林和二代落葉松幼齡林以及與二代落葉松幼齡林同一塊林地的樟子松幼齡林、天然次生林、落葉松水曲柳混交林等8個林型土壤質量進行了對比與分析,深入探討了落葉松人工林土壤質量降低的機理和不同發育階段土壤質量變化規律以及與森林生產力變化的關系,並提出了林地土壤質量調控措施。( 5 ) the organic matter, total nitrogen, available phosphorus content were different between different land use types in 1980 and 1999, the order of these nutrients content in different land use types was irrigated land > rained farmland > grassland in 1980 ; the order of these nutrients content in different land use types in 1999 was vegetable land > irrigated land > rained farmland ; the changes of organic matter, total nitrogen, available phosphorus content were different between different land use types from 1980 to 1999, the order of these nutrients content change was vegetable land > irrigated land > rained farmland > grassland
( 5 ) 1980年,土壤有機質、全氮、速效磷三種養分含量在旱地、水澆地、荒草地三種用地類型間的變化規律是水澆地旱地荒草地,而速效鉀含量在三種用地類型之間的變化規律為旱地水澆地荒草地。 1999年,土壤有機質、全氮、速效磷含量在不同用地類型之間的變化順序為菜地水澆地旱地;而速效鉀含量的變化順序卻為旱地菜地水澆地。( 3 ) the definition of soil series applied the method of direct nomenclature ( eg. qingjiang series ), searches of soil series was the order : soil structure - the texture of hydragric epipedon - the proportion of clay and salt ( eg. apl - ap2 - g - clay loam - 0. 54 ), 10 typical soil sections were classified 10 soil series ( eg. qingjiang series beihe series ) and belonged to 5 subgroups and 4 groups of hydragric anthrosols
( 3 )土系採用直接命名法(如:清江系) ,其檢索採取剖面構型+表層優勢質地+粘砂比的性態檢索順序(如: ap1 - ap2 - c +粘壤土+ 0 . 35 ) ,被研究的10個典型土壤剖面被劃分為清江系、北河系等10個土系,分別隸屬於5個水耕人為土亞類、 4個水耕人為土土類。According to the crt rule and the concrete situations of zhuolu county, the grading standards included seven main factors ( slope, soil body thickness, condition of irrigation, o. m., soil texture, salt - status, soil body configuration )
根據crt值法則和涿鹿縣具體情況,採用特爾菲法,確定了分等因素指標集,該因素指標集包括:坡度、有效土層厚度、灌溉保證率、有機質、質地、鹽漬化、剖面構型七個主要因素。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上,首先對小城鎮在我國的發展、地位和作用進行了深入的分析,判明我國小城鎮發展經歷了一個曲折向上的發展階段,已成為鄉鎮企業的載體,農村剩餘勞動力的蓄水池,城鄉物資交流的樞紐,農村精神文明的基地,是我國城市化的重要途徑;其次,對小城鎮土地資源利用現狀和特徵進行了探討,並對發展小城鎮建設導致的土地利用問題進行了剖析,表明目前我國大多數小城鎮土地效益和規模效益低下,佔用耕地過多,直接影響農業的發展,影響小城鎮的地位和作用;通過小城鎮土地供需分析研究表明,我國土地短缺十分嚴峻,小城鎮土地需求缺口較大,小城鎮必須合理利用現有土地,增強集約功能和土地經濟效益,從而緩解需求壓力;最後,論文通過運用特爾菲法,描述統計分析法、多元統計分析(主成分分析)法和系統分析法中的層次分析法( ahp )等一系列方法,結合定性和定量兩方面,從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析,篩選、建立了土地資源利用評價指標體系,在因子評價的基礎上,建立了土地利用綜合評價模型,並給出了評價過程和方法。The reasonable model of exploiting and utilizing to the plant resources is put forward, which should be mainly protected. all kinds of communities are analyzed. the aubor ' s average height of karst evergreen - deciduous forest is 6. 88m. theuper arbor ' s average height is 13. 07m. the highest one reaches 25m. the community cover ratio is over 90 %, only few gaps existnatural convalescence forest is inferior to karst evergreen - deciduous forest in the restoration degree. there are a few tall arbor in the community. the height of alpine shrubs forest is 1. 00 to 2. 00m. there is no dominant species. the average height of karst shrubs forest is 0. 97m. the rhus chinensi s, desmodium racemosum and golochidion pubrum are the dominant species
以觀賞及綠化樹種、用材樹種和藥用植物等歸類對洛塔植物資源作出了評價,觀賞植物主要有:玉趼、百合、繡球花等;用材樹種有大葉櫸、香果樹、光灰楸等;藥用植物有南方紅豆杉、杜仲等,並提出了對植物資源以保護為主的合理開發利用模式。分析各類型植物群落的保護年齡,地質與土壤背景以及群落基本結構和特徵,喀斯特常綠落葉林喬木層平均高度為6 . 88m ,上層喬木平均高13 . 07m ,最高可達25m ,群落郁蔽度達90以上。Geology and ore control of the beiya lateritic gold in yunnan
雲南北衙紅土型金礦地質特徵及成礦規律8 disaster factors of soil erosion have been defined : surface material, landform and slope gradient, cover - degree, topographic, 30min rainfall intensity, engineering measure grade of conservation of water - soil, irregular subsidence and volume weight
確定了土壤水性的8個致災因子: 30而n暴雨強度、地表物質、地形坡度、植被搜蓋度、植被類型、工程水土保持措施等級、容重和非均勻沉降Factors such as soil texture, landscape, climate, irrigation, crop type, and nitrogen management influence intensity of no3 - loss through leaching
土壤質地、地貌、氣候、灌溉、作物類型和氮素管理等因素影響到淋失的強度。Based on the data obtained from the experiments on the soil with same structure under three cropping patterns, this paper makes a research into the numerical relation between the parameters of infiltration model and physical parameters of soil, and forms the statistic model about them, in order to produce a simple and easily used calculation method and a model for infiltration parameters and to provide the calculation parameters as required for the technical parameters of the water - saving irrigation
本文以榆次同一質地三種不同耕作方式下的土壤在自然條件下進行的大量試驗結果為依據,分析了土壤入滲模型參數與所獲得的土壤物理參數之間的定量關系,研究和建立土壤入滲模型參數與土壤物理性狀參數間的統計模型,為地面灌溉節水向深層次的發展提供簡單易行的土壤入滲參數確定方法和模型,為確定節水灌水技術參數提供所需的計算參數。This paper chooses the indicators of economy and land quality input which has influence on the output, depending on cd - productive function to establish the function between input and output : y : productive forces of the cultivated land f : input of the fertilizer and agricultural chemical i : input of the irrigation l : input of the labor q : input of the land quality a : the level of average management t : the level of changing management a, b, c, d, f : productive elasticity coefficient the factor of the land quality includes texture, content of the organic matter, degree of the pickled, the structure of the soil
本項研究選擇了影響農用地總產出的經濟投入指標和土地質量投入指標,藉助c - d生產函數,建立土地投入產出的函數關系: y = a ? e ~ ( ft ) ? f ~ a ? i ~ b ? l ~ c ? q ~ dy為以土地總產值表示的土地生產力f為化肥和農藥的投入i為灌溉投入,即灌溉所需用的水電費l為勞動力投入(考慮了農業機械投入的修正) q為土地質量投入a為平均管理水平t為變化的管理水平a 、 b 、 c 、 d 、 f分別為各相應生產要素的產出彈性系數其中,土地質量因子包括表土質地( t人有機質含量矚入鹽漬化程度px土體構型p )等。他們之間的關系為: q ( a ; xt a 。In this paper, based on the soil water infiltration multifactorial influence tests with three species of soil texture and different husbandry condition and monofactorial influence tests with four species of soil texture in indoor, the basic infiltration characteristics, reduction infiltration mechanism and various factors are studied systematically. major factors influencing soil infiltration characteristics, resilience between influence factors and soil water infiltration parameter and influence priority are analyzed by mathematics statistics method, stepwise regression models with multiple units of soil water infiltration parameters are build up and verified
本文基於大田三種質地、不同耕作條件下土壤水分入滲的多因素影響試驗和室內四種質地土壤條件下的單因素影響試驗,系統地研究了土壤水分入滲特性的變化過程,阻滲機理和影響土壤水分入滲特性的各種因素,藉助數理統計方法分析影響土壤水分入滲特性的主要因素,各影響因素與土壤水分入滲參數間的相關性及其影響的先後次序。建立、驗證了土壤水分入滲參數的多元逐步回歸模型。分享友人