retention of water 中文意思是什麼

retention of water 解釋
水分保持
  • retention : n. 1. 保留,保持,(意見等的)保留。2. 保持力,記憶力;保留物。3. 〈古語〉拘押,監禁;扣留。4. 【醫學】分泌閉止,停滯;閉尿;固位。5. 【保險】保有額。
  • of : OF =Old French 古法語。
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  1. A check of urine specific gravity at the time of admission of an acute asthmatic will invariably show a state of severe water retention with high urinary specific gravity.

    此時檢查急性氣喘病患者的尿比重,將發現他們都處於水瀦留與尿比重高的狀態。
  2. With the development of human society, because of the lack of sustainable utilization consciousness, and the eager for quick success and instant benefit, the black earth suffered excessive cultivation and management, causing the reduction of its recycled ability, decrease in organic content, porosity ratio, fertility dropped and the properties of water retaining and water retention, which make the black soil harden and degenerate seriously

    但是隨著人類社會的發展,在缺乏保護和可持續利用意識、急功近利思想影響下,黑土遭到過度墾殖和掠奪式經營,人類對其活動范圍遠遠超過了其再生能力,導致有機質含量減少,肥力下降,孔隙比減小,保水持水能力降低,土壤板結,黑土嚴重退化。
  3. In health food, the disaccharide and trisaccharide has various functions as recuperating blood pressure, reducing cholosterol, increasing immunity and improving water retention of food. in agriculture, it can be used as adjusting agent for plant growing and new biological pesticide

    日用化工上,可作為固發及護發劑,也是塑料紡織印染彩色膠片等工業中多種定型劑固色劑粘合劑穩定劑等助劑中不可少的輔料
  4. The trade - off problems arising from ecosystem modification is ubiquitous in sabah - absolutely polluted rivers, beautiful oxbow lakes eaten away by invasive alien freshwater hyacinths or salvinia molesta from south america and their resultant death through triplication, sedimentary blooms encroaching mangroves, coastal fishing grounds, unprecedented long and deeper flooding in the major river basins. take the ecosystem services away, mankind is as well dead. for instance, nutrient formation needed by man, water cycling, soil formation and soil retention, pollination of plants, resistance to invasive species, regulating climate and pests as well as pollution control by ecosystems are some of the critical ecosystem services

    其實,沙巴最迷人的度假特色,還是周遭豐富繽紛的海底生態資源,馬來西亞7座海洋公園,就有4個位在沙巴沿海區域,包括亞庇西北165海裡外的拉央拉央島layang - layang沙巴東南處的馬寶島mabul和卡巴賴島kapalai沙巴和汶萊灣岸外以北的納閩labuan ,以及亞庇海外由5座小島構成的東姑阿都拉曼國家公園tunku abdul rahman park islands 。
  5. The result of water - binding ability test including water - retention ability, especially water - adsorption ability, showed great enhancement of hydrophilicity of the modified pdl - la scaffold, which would favor for the 3d cell culture

    該改性技術可顯著提高聚乳酸支架的親水性,尤其可顯著提高聚乳酸支架的吸水能力,非常有利於三維支架的細胞培養。
  6. The effect of additive is investgated by measuring solution loss, foam multiple, the quotiety of water retention, and the causation also are discussed

    通過測量發泡劑攜液量、發泡倍數、保水系數的變化規律表徵外加劑對發泡劑泡沫性能的影響,並對產生影響的原因進行了解釋。
  7. The stations e2 and 1 - 4 were located at the cold water mass area of the central yellow sea, which characterized by low temperature, high salinity and stable theromocline would generate a retention mechanism that promoted the formation of separate, self - supporting stocks of krill. 2 genetic diversity and differentiation of p. latifrons specimens of p. latifrons were collected from the east china sea and the south china sea. the zymogram phenotypes of aspartate aminotransferase ( e. c. 2. 6. 1. 1, aat ), alkaline phosphatase ( e. c. 3. 1. 3. 1, alp ), a - amylase ( a - amy ), r - amylase ( r - amy ), esterase ( est ), lactate dehydrogenase ( ldh ), raalate dehydrogenase ( mdh ), malic enzyme ( me ), and phosphoglweoisomerase ( pgi ) were scored

    (二)寬額假磷蝦遺傳多樣性和遺傳分化研究1 .本文對東海外海和南海2個站位寬額假磷蝦群體進行了分析,在檢測的9個酶系統中,共檢測到11個酶位點:天冬氨酸轉氨酶( l個位點, 2個等位基因) ,堿性磷酸酶( 2個位點, a加了和a加2各有2個等位基因) , r澱粉酶( l個位點, 2個等位基因) ,醋酶( 2個位點, es巧和est7各有2個等位基因) ,蘋果酸脫氫酶( l個位點, 3個等位基因) ,蘋果酸酶( l個位點, 2個等位基因) ,乳酸脫氫酶( l個位點, 4個等位基因) ,磷酸葡萄糖轉氨酶( l個位點, 3個等位基因) ; a澱粉酶為單態。
  8. Soil quality - determination of unsaturated hydraulic conductivity and water retention characteristic - wind ' s evaporation method

    土質.非飽和水滲導性和水保持特性的測定.風蒸發法
  9. Standard test method for water capture and media retention of geocomposite drain layers for green roof systems

    新暴露頂板系統用土工合成排水層吸水和介質保持的標準試驗方法
  10. The result indicated that straw mulching could increase soil porosity by 2. 88 % - 5. 76 %, reduce soil bulk density by 1. 86 % - 3. 73 % and the content of soil water with straw mulching was higher than that with no straw mulching treatment ( ck1 ) at different growth stage, improve water - stable aggregate ; and increase soil organic matter, available n, available p, available k, improve soil perviousness and soil retention of water and fertilizer

    研究結果表明,與對照ck1 ,相比,秸稈覆蓋可使土壤總孔隙度增加2 . 88 % ~ 5 . 76 % ,土壤容重降低1 . 86 % ~ 3 . 73 % ,並且各生育期覆蓋處理的土城含水量均比對照高,並且秸稈覆蓋還田對促進土壤團粒結構形成具有較大作用,改善了土坡通透性和保水保肥性;同時秸稈覆蓋還田使土壤有機質、全氮、速效氮、速效磷、速效鉀得到明顯提高,從而培肥地力。
  11. The dynamics equations of soil water vaporizing and ammonia volatilizing hcluding the factors of water and temperature, and the dynamics - like equation of urea transforming into ammonium nitrogen in soil are founded in the paper, by taking the effect of interaction of water and temperature as subject, the dynamic change character of object studied as basis and using principle of chemical dynamic ; the empirio - equations of soil water retention curve including temperature and the empirio - equations including temperature between water potential of millet seedling leaves and soil water are founded in order to make the equation of relation between water potential and water content in soil suit the demand of temperature change much better

    本文以水熱耦合效應為主題,基於研究對象的動態變化特徵,應用化學動力學原理,建立了含水、熱因子以及水熱耦合效應的土壤水分蒸發、肥料氨揮發動力學方程,以及施入土壤中的尿素轉化為銨態氮的動力學型方程;為使水勢?含水量關系式更好適應變溫條件應用的要求,建立了含溫度因子直接表徵土壤持水曲線的經驗方程,以及含溫度因子的穀苗葉水勢與土壤含水量關系經驗方程。
  12. Standard test method for water retention of hydraulic cement - based mortars and plasters

    基於灰漿和灰泥的水泥的水滯留性的標準試驗方法
  13. Textiles. tests for fabrics. determination of water retention rate and drying duration

    紡織品.織物試驗.水分保持率和乾燥持久性的測定
  14. Standard test method for water retention of rigid thermal insulations following partial immersion

    部分浸入后剛性熱絕緣材料水分保持標準試驗方法
  15. Drinking several glasses of water per day helps your body flush toxins and digest its food more efficiently, which can promote a healthy weight and sometimes reduce water retention

    每天喝很多杯水助於身體排毒及更有效地消化食物,能增加健康的體重,有時還原水份保持。
  16. The primary purpose is retention of electrical insulation and low-loss properties after extensive exposure to water.

    主要目的在於在強烈侵水后保持其電的絕緣性以及其他性能降低較少。
  17. The cell is used to investigate the immobilization kinetics and the water retention of paper coatings

    該元件用於研究紙張塗料的固定動力學和保水能力。
  18. The influence of retarder on the seaing time and ultimate strength of gypsum plaster was investigated in this paper. the experimental results indicate that the effect of single retarder, such as citric acid, is inferior to that of composite retarder which was made of blending citric acid with a few portland cement ( about 0. 5 ?, by weight ). the effect of different water - retention agents, such as polyvinyl alcohol ( pva ), carboxymethyl cellulose ( cmc ), and na - bentonite, etc., was also studied, and the results demonstrate that by means of adding organic and inorganic water - retention agent simultaneously the water - retention of plastering slurry can obviously be improved. the optimal mix proportion of gypsum plaster suitable to finish coat of walls and ceilings of buildings has been got by use of factorial experiment with orthogonal array accounting for interactions between factors each other

    研究了分別以檸檬酸、檸檬酸與普通硅酸鹽水泥復合物作緩凝劑,調節粉刷石膏的凝結時間,並對比2種緩凝體系對石膏抗折、抗壓強度的影響.比較不同保水劑(聚乙烯醇、羧甲基纖維素)以及相同量的保水劑在不同工藝流程下保水效果上的區別.探索了有機保水劑和無機保水劑對粉刷石膏的保水性的影響.結果表明,檸檬酸與普通硅酸鹽水泥的復合緩凝劑比單純的檸檬酸更能有效地延緩建築石膏的凝結,同時建築石膏的抗折、抗壓強度降低幅度減小
  19. Standard test method for water retention of textile fibers centrifuge procedure

    紡織纖維保水性的標準試驗方法
  20. Testing of textiles ; determination of water retention power of fibres and yarn cuttings

    紡織品的檢驗.纖維和紗段吸濕能力的測定
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