濕化學分析 的英文怎麼說
中文拼音 [shīhuàxuéfēnxī]
濕化學分析
英文
wet-chemical analysis- 濕 : 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
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 分 : 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
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
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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
以三江平原濕地為例,從溝渠對濕地化學元素遷移轉化、濕地化學元素輸入輸出和濕地化學質量平衡影響方面分析了溝渠對濕地生物地球化學循環的影響。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學、分類學、生物學特性入手,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種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵化率、 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、懷卵量等生物學指標,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,分析出溫度、濕度和光照對各項生物學指標的影響,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。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分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,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學模型,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分析和計算,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,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化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化的敏感性; 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、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。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,進行了電化學深刻蝕的探索性實驗。對氧化、光刻、濕法刻蝕和電化學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分析,並採用電流突破模型對電化學深孔刻蝕機理進行了理論分析。Antimony concentrates - determination of hygroscopic moisture
銻精礦化學分析方法濕存水量的測定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分析程序等分析檢測了不同濕解工況下草坪草和雜草主要組分的化學變化。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
氧化鋁化學分析方法和物理性能測定方法小於60 m的細粉末粒度分佈的測定濕篩法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學開放研究實驗室以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化影響研究,而其中金佛山的觀測、分析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、溫度和濕度的觀測,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濃度特徵及其變化規律的對比研究,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。Methods for chemical analysis of bauxite - determination of hydroscopic moisture in analytical samples - gravimetric method
鋁土礦石化學分析方法重量法測定分析樣品中的濕存水量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濕壓縮研究的主要部分? ?壓氣機,建立濕壓縮的數學模型,從理論上分析濕壓縮的最大噴水量,壓氣機出口溫度,壓氣機耗功等變化情況,並給出了等熵濕壓縮的定義,為濕壓縮研究建立了比較標準。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
本文從熱力學的角度對濕壓縮過程進行了分析,分別對理想濕壓縮過程、實際濕壓縮過程、水滴的蒸發速率、濕壓縮功、進氣蒸發冷卻、濕壓縮效率和水滴的破碎等進行了研究,建立了濕壓縮過程的熱力學模型,給出了濕壓縮過程狀態參數的變化規律和計算方法。( 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 、多元分析及數量化理論,科學地提出了南洞庭湖景觀生態數字化評價模式,篩選了濕地景觀九個因子,制定了景觀因子等級標準體系,建立了濕地景觀項目( 9 ) -類目( 34 )系統,完成了86個景觀樣本景觀因子的數字化。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物相分析發現:以自制原料y一mnzo3為錳源,在a :氣保護下,採用濕化學法,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 。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-化學分析和特性.濕度和煙火劑的揮發物質.在105的乾燥法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化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、濕度的生態效益測定,在科學分析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。Manganese ores - determination of hygroscopic moisture content in analytical samples
錳礦石化學分析方法濕存水量的測定Methods for chemical analysis of tungsten concentrates - the gravimetric method for the determination hygroscopic moisture content
鎢精礦化學分析方法重量法測定濕存水量Test method for wet ashing procedure for preparing wood samples for inorganic chemical analysis
無機化學分析用木質樣品制備的濕灰化程序試驗方法Standard practice for wet ashing procedure for preparing wood samples for inorganic chemical analysis
無機化學分析用制備木質樣品濕灰化程序的標準實施規范Methods for chemical analysis of iron ores - the gravimetric method for the determination of hygroscopic moisture content in analytical samples
鐵礦石化學分析方法重量法測定分析試樣中吸濕水量分享友人