濕化學分析 的英文怎麼說

中文拼音 [shīhuàxuéfēn]
濕化學分析 英文
wet-chemical analysis
  • : Ⅰ形容詞(沾了水的或顯出含水分多的) wet; damp; humid Ⅱ名詞(姓氏) a surname
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  1. In order to understand the effects of drainage ditches on the biogeochemical cycling in wetland, this paper takes the sanjiang plain as an example, and makes a detail introduction to the impacts of drainage ditches on the characteristics of movement, transformation, inputs and outputs of chemical elements and on the chemical mass balance

    以三江平原地為例,從溝渠對元素遷移轉元素輸入輸出和質量平衡影響方面了溝渠對地生物地球循環的影響。
  2. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態、生物特性入手,進而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫度、 2種度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵率、 1齡若蟲的存活率、 2齡若蟲至成蟲期存活率、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物指標,深入研究胭脂蟲在這些組合下的生長發育狀況,應用數理統計方法,出溫度、度和光照對各項生物指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。
  3. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行,選取適當的微元控制體,就干、和霜工況下對每個微元別進行傳熱傳質,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態佈參數和參數間定量耦合的觀點來和計算,為更好地了解穩態工況下各點參數的變情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫度和霜厚度佈場,實現對翅片管蒸發器在干、和霜工況下的動態模擬。
  4. The silicon plates are formed reverse four wimble array in koh solution by wet - etching technology. then the electrochemical etching experiments are done in three poles electrobath. and some technology questions such as heat oxygenation, light etching, wet etching and electrochemical etching have been analyzed. at the same time sample appearances are analyzed by scanning electron microscope. according to current burst model theory, the electrochemical deep holes etching mechanism are analyzed

    在三極電解槽中,進行了電深刻蝕的探索性實驗。對氧、光刻、法刻蝕和電刻蝕中的工藝問題進行了初步的理論和實驗研究,同時,採用sem對實驗樣品進行了形貌,並採用電流突破模型對電深孔刻蝕機理進行了理論
  5. Antimony concentrates - determination of hygroscopic moisture

    銻精礦方法存水量的測定
  6. Quantitative analysis procedure of lignocellulose solid substrate including hemicellulose, cellulose and lignin, ignition method, volumetric method and soak extract method were utilized to study the changes of chemical components in lawn - grass and weeds during hydrothermal degradation with different conditions

    摘要運用木質纖維素固體基質半纖維素、纖維素和木質素定量程序等檢測了不同解工況下草坪草和雜草主要組
  7. Chemical analysis methods and determination of physical performance of alumina determination of the fine particle size distribution less than 60 m - method using electroformed sieves

    方法和物理性能測定方法小於60 m的細粉末粒度佈的測定篩法
  8. So it is chiefly that soil co2 concentration and its influencing factors should be studied in ordered to learn the mechanism of epikarst ecosystem and global carbon cycle. karst dynamics laboratory, ministry of land and resources, has been studied the mechanism of seven typical epikarst ecosystem and global changes through igcp 299 ( geology, climate, hydrology and karst formation, 1990 - 1994 ) and igcp 379 ( karst processes and the carbon cycle, 1995 - 1999 ) to igcp 448 ( world correlation of karst ecosystem, 2000 - 2004 ), while observation and analysis and research of epikarst ecosystem in mt. jinfo have just been beginning. the thesis analyzes that based - on observational point of green pond and deep dell in the west slope of jinfo mountain, co2 concentration and regularity of epikarst ecosystem contrasting woodland with uncovered land have been studied through the observation of temperature and humidity and co2 concentration

    國土資源部巖溶動力開放研究實驗室以igcp229 、 igcp379和igcp448項目為依託,開展了我國7個典型的表層帶巖溶生態系統運行規律及其全球變影響研究,而其中金佛山的觀測、與研究則才剛剛起步,本文以金佛山西坡摘公碧潭幽谷為觀測點,主要通過coz濃度、溫度和度的觀測,開展林地表層帶巖溶生態系統與裸地表層帶巖溶生態系統coz濃度特徵及其變規律的對比研究,這對進一步深入研究巖溶生態系統運行機制和全球碳循環以及開展全球巖溶生態對比有著重要意義。
  9. Methods for chemical analysis of bauxite - determination of hydroscopic moisture in analytical samples - gravimetric method

    鋁土礦石方法重量法測定樣品中的存水量
  10. This program can work out some changes made by the operation of wet compression, such as the maximal mass of water spray, the temperature in the outlet of supercharger, and the consumed energy by the supercharger. in addition, this thesis gives the definition of efficiency of wet compression when the entropy of compressed air keeps constant, and it can be the standard for the study of wet compression

    本文首先對增壓柴油機壓縮研究的主要部? ?壓氣機,建立壓縮的數模型,從理論上壓縮的最大噴水量,壓氣機出口溫度,壓氣機耗功等變情況,並給出了等熵壓縮的定義,為壓縮研究建立了比較標準。
  11. Thermodynamic analysis on wet compression process is done in this thesis and studies are done on ideal wet compression process, actual wet compression process, water droplet evaporative rate, wet compression work, inlet evaporative cooling, wet compression efficiencies and water droplet breaking. and thermodynamic model of wet compression process is established, which gives out rules of and methods to calculate wet compression parameters

    本文從熱力的角度對壓縮過程進行了別對理想壓縮過程、實際壓縮過程、水滴的蒸發速率、壓縮功、進氣蒸發冷卻、壓縮效率和水滴的破碎等進行了研究,建立了壓縮過程的熱力模型,給出了壓縮過程狀態參數的變規律和計算方法。
  12. ( 3 ) eco - tourism value of wetland landscape resources. for a rational development and protection of the wetland, we studied its landscape resources and its value to created an assessment system of the ecological landscapes, and to evaluated qualitatively and quantitatively the value of wetland to the eco - tourism. we also analyzed the structure, classification and order of the wetland landscapes

    同時,根據ahp 、多元及數量理論,科地提出了南洞庭湖景觀生態數字評價模式,篩選了地景觀九個因子,制定了景觀因子等級標準體系,建立了地景觀項目( 9 ) -類目( 34 )系統,完成了86個景觀樣本景觀因子的數字
  13. Limnoa has been synthesized from self - synthesized material y - mn203 by wet moist chemical method under different sinter conditions in argon. the material was analyzed by xrd, sem. it is shown by xrd that material is limno2 single phase in 450 keeping 5h, then in 600 ? sintering 6h in argon

    通過xrd物相發現:以自制原料y一mnzo3為錳源,在a :氣保護下,採用法,在450下,預燒結5h研磨后再於600下燒結6h ,可以合成出單相limnoz 。
  14. Energetic materials for defense - physico - chemical analyses and properties - moisture and volatile materials of pyrotechnic compositions - method by drying at 105 oc

    國防用高能材料.物理-和特性.度和煙火劑的揮發物質.在105的乾燥法
  15. Highway greening on different areas on the spot and drivers " opinions by questionnaires were investigated. the temperature and humidity ecological benefits of different vegetations were determined. on the basis of scientific analysis, this paper summarized the theory of ecological environment renewal and landscape reconstruction

    本文通過對國內不同地區高速公路綠的實地調查及對駕駛員的問卷調查,結合對高速公路不同植被溫、度的生態效益測定,在科的基礎上總結了高速公路生態環境恢復與景觀再造的理論。
  16. Manganese ores - determination of hygroscopic moisture content in analytical samples

    錳礦石方法存水量的測定
  17. Methods for chemical analysis of tungsten concentrates - the gravimetric method for the determination hygroscopic moisture content

    鎢精礦方法重量法測定存水量
  18. Test method for wet ashing procedure for preparing wood samples for inorganic chemical analysis

    無機用木質樣品制備的程序試驗方法
  19. Standard practice for wet ashing procedure for preparing wood samples for inorganic chemical analysis

    無機用制備木質樣品程序的標準實施規范
  20. Methods for chemical analysis of iron ores - the gravimetric method for the determination of hygroscopic moisture content in analytical samples

    鐵礦石方法重量法測定試樣中吸水量
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