水土適應 的英文怎麼說
中文拼音 [shuǐtǔshìyīng]
水土適應
英文
acclimatation- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 適 : 形容詞1 (適合) fit; suitable; proper 2 (恰好) right; opportune 3 (舒服) comfortable; well Ⅱ...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 水土 : 1 (水和土) water and soil 2 (環境和氣候) natural environment and climate; 水土保持 soil and w...
- 適應 : suit; adapt; get with it; fit
-
Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity
人體組織通常能夠抗得住十九噸的氣壓169 ,可是一旦在地球的大氣層里上升到相當的高度,越是接近對流層與平流層的境界線,鼻孔出血吸呼困難以及眩暈,隨著算術級數就越發嚴重起來。他曉得這一點,尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定:倘若換個更富於適應性,解剖學上的構造也有所不同的種族,說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的條件下生存下來。然而那個遠地點170的人類種族,盡管在構造方面與地球上的人類有著一定限度的不同之處,整個來說彼此卻有著相似的種種形態。The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low
對高貝利特水泥高性能混凝土工作性能的研究結果表明,高貝利特水泥與高效減水劑具有良好的適應性,表現為初始流動度較大,經時損失較小,具有明顯的飽和點且飽和點摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作性能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作性,這一特性預示著高貝利特水泥更適宜配製水膠比很低的超高強混凝土。Simple exploration to the project of laying asphaltum concrete on cement pavement
水泥路面加鋪瀝青混凝土面層方案適應性淺探In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。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: 1Depend on running scale of land running forms of farm machines and level of rural economic, ect, we researched the type selection and brought forward three blue print for farm machines equipping. that emphasizes the adaptability of the project and makes it possible to extend in the cash crops leading zone in harbin city
並依據土地經營規模、農機經營形式和農村經濟發展水平等條件,分別對政治村現有、可行和未來三種農業機械作業情況進行了選型研究,提出了三個農機配備方案,增強了該方案的適應性,為在哈爾濱市雜糧產區的推廣提供了可能。Mudskippers, crabs, polychaete for their food. these mudflat fauna are adapted to the brackish water conditions of the bay, such as the condition of the mudflat soil and the quality of the water in the bay, especially the salinity
尤其是這些候鳥以如彈塗魚螃蟹和海濱蚯蚓等泥灘動物為糧食,而這些動物亦已適應灣內的鹹淡水生境,如泥土的狀況和水質,特別是含鹽量等特徵。The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation
高壓旋噴注漿技術具有適用范圍、適用地層較廣,施工方便,耐久性好,材料廣闊等特點;其加固地基機理主要是通過流動壓、噴射流的脈動負荷、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基,從而提高地基承載力,減少沉降變形。Abstract : based on the indoor test results of the base bedding course materials for cement concrete pavement and prevalent actural calculation approach of the prevalent norms, and according to the different compositions in changtan expressway and in consideration of the experiences gained in the central and southern region, a typical structure legend for cement concrete pavement which is suitable for areas damp and with plenty of rainfall the typical structure and guideline for the use of the typical structure legend are presented in this paper
文摘:通過對南方多雨地區目前常用的水泥混凝土路面基墊層材料的室內試驗,依據現行規范的結構計算方法,進行不同結構組合驗算與長潭高速公路試驗路段現場檢測,並參考中南地區使用經驗,提出了適應多雨潮濕地區水泥混凝土路面典型結構圖例,論述了運用典型結構圖例的原則及指南。Firstly, this paper expounds the research on the physical and chemical performance of pumice and the action of those performance to pumice concrete, and the adaptability of calcium lignosulfonate to pumice concrete, and the influence of air - entrained agent to the performance of pumice concrete
本文首先對浮石的物理、化學性能及其對混凝土的影響進行了系統試驗與研究;並進行了減水劑對浮石混凝土的適應性,以及摻加引氣劑對浮石混凝土性能的影響的分析研究。A comparative study on water use characteristics and eco - adaptability of hippophae rhamnoides and caragana korshinskii in semi - arid loess hilly - gully region
半乾旱黃土丘陵區沙棘和檸條水分利用與適應性特徵比較Recent years, with the full - blown development of the prestressed concrete technique, the prestressed technique with ring - like strands as the professional technique adapted to the penstock, has been applied to many civil engineering fields such as tunnels and surge shafts in civil engineering hydraulics and power engineering, containment shells of nuclear power station, industrial storage bunkers, digesters and conservation pools in municipal engineering
近年來,隨著預應力混凝土技術的成熟化發展,環形預應力作為適應壓力管道結構形式的專業技術,廣泛應用於水利水電工程隧洞和調壓井、核電站安全殼、工業儲料倉、市政工程消化池和蓄水池等諸多領域。目前,預應力混凝土壓力管道已得到了越來越多的重視和研究。In the present study, a compartment cultivation system and histochemical staining were used to investigate the influence of soil available p level, plant p status and soil organic p on the growth and metabolic activity of am fungi. differences in metabolic activity among am fungal isolates and the relationship between metabolic activity and mycorrhizal effectiveness were al so investigated. in addition, am fungi from a wide range of environmental conditions ( originally isolated from north, central and south china ) were used to study the ecological adaptability of am fungi and the influence of edaphic conditions on am fungal growth and metabolic activity
本研究採用分室根箱、組織化學等手段研究了土壤施磷水平、植物磷營養狀況、土壤有機磷對am真菌生長和代謝活性的影響;不同am真菌的代謝活性及其與菌根效應之間的關系,並對我國華北、華中和華南地區篩選出的高效菌株進行了生態適應性的比較,以期在理論上闡述宿主植物生長狀況及土壤條件對菌根真菌生長和代謝活性的調控機制,篩選出具有廣泛生態適應性的am菌株。Pneumatophores are an adaptation to waterlogged, poorly aerated soils, allowing roots to exchange gases
呼吸根是對充滿水的、通氣性差的土壤的一種適應,使得根能夠進行氣體交換。This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。In light of the problems of aggravated soil erosion and litho - desertification of the karst regions in northwest guangxi as a result of degradation of forest ecosystems, six " grain - for - green " models ( five models of artificial afforestation or grass planting, and one model of desertation for natural vegetation restoration ) were screened out for quick restoration of vegetations in the regions and evaluated for their respective ecological effect
摘要針對桂西北喀斯特地區森林生態系統退化造成的水土流失加劇以及石漠化嚴重的現狀,篩選適合該地區植被快速恢復的5種人工造林(草)方式和自然拋荒恢復模式,分析評價各種模式的生態效應。It can not only meet the need of water saving, water holding, drought resistance, but also make the best use of local rainfall runoff and efficiently reduce soil erosion. the research on it ' s theory and appliance will promote the development of orchard water saving irrigation and ecosystem and project of soil and water conservation
蓄水坑灌法是一種適合於我國北方山丘區的果林灌溉新方法,既可滿足節水、保水、抗旱的要求又能充分利用當地降雨徑流和有效控制水土流失。對該方法進行理論和應用研究將對我國北方地區果林節水灌溉和水土保持與生態建設起到積極的促進作用。In plants, there is an ecological and physiological mechanism of adaptability to soil water stress, which provides the signal and basis for the diagnosis of water deficit
植物本身具有一種適應土壤水分脅迫的生理生態調節機制,以度過不良的生長環境,這為水分虧缺診斷提供了信號和依據。The structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation
本文以騰格里沙漠東南緣寧夏中衛縣沙坡頭地區人工固沙植被作為研究對象,採用傳統生態學的野外調查方法,從植被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與周圍環境(土壤含水量、溫度)相互關系及其與植物自身生理生態適應特徵關系等多個角度研究了人工植被群落的結構及其動態變化,取得了如下研究結果: 1 、植被群落組成、多樣性及生活型:沙坡頭地區人工植被經過近50年的演變,從流動沙丘到固定沙地,沙地植被的動態變化經歷了從人工植被到人工?自然植被的轉變,從人工植被建立初期的少數幾種引種植物到現有30多種植物,隨著固定沙地時間的延長,植物種類日趨豐富,並且人工植被在15 25年、 40 50年兩個階段,物種的周轉速率最大,即群落結構變化最大。Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑;針對超早強的性能要求,試驗比較了不同早強劑及早強性摻合料的性能表現,研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料;考慮到修補混凝土對粗集料粒徑的敏感性,對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析;並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。分享友人