process of precipitation 中文意思是什麼

process of precipitation 解釋
沉澱過程
  • process : n 1 進行,經過;過程,歷程;作用。 2 處置,方法,步驟;加工處理,工藝程序,工序;製作法。3 【攝影...
  • of : OF =Old French 古法語。
  • precipitation : n. 1. 猛然摔下,落下。2. 猛沖;急躁,輕率,魯莽。3. 【化學】沉澱(作用);降雨(量);(雨、雪等的)降落。
  1. It is the optimal time for subjecting creatine to the medium when cultured to 12h and the concentration of creatine was 0. 75 %. creatine, sarcosine and choline chloride could induce the creatinase production and creatine was the optimal inducer, but creatinine and urea could not induce the creatinase production. 3 purification of creatinase the process of creatinase purification was performed as follows : first the enzyme was completely precipitated in the range of 40 - 80 % of saturation with ammonia sulfate fraction precipitation

    最佳氮源為玉米漿和蛋白腖,最佳比例為2 : 3 ,最佳濃度為1 . 6 ;加入其它碳源時有助於菌株穩定產酶; 100ml搖瓶的最佳裝液量為15ml ;肌酸、肌氨酸和氯化膽堿都能誘導菌株產酶,其中肌酸誘導產酶的效果最好,而肌酐和尿素不能誘導菌株產酶;誘導物肌酸的最適加入時間為接種培養12小時后,最適加入量為0 . 75 。
  2. These results suggest that the new scheme will provide some valuable information on macro and micro structure characteristic of stratus cloud, physical process of precipitation and weather modification research

    說明新方案可以為層狀雲的宏微觀結構特徵、降水物理過程和人工影響研究提供一定依據。
  3. It is firstly found that for alloys in transitional region, with enhancement of atomic interaction energy, pregnant period of " phase is shortened dramatically, and process of clustering accelerated remarkably, stages of growth and coarsening of " phase brought forward, i. e. precipitation mechanism of alloy in transitional region incline to that of alloy in instable region

    首次發現,隨著原子間相互作用勢的增加,過渡區合金中有序相的孕育期明顯縮短,原子簇聚過程明顯提前,相的長大和粗化階段也有所提前,即促使過渡區合金的沉澱機制偏向失穩區合金。
  4. With cohort analysis and a constructed residence life table, the paper depicts the process of floating population ' s gradual precipitation and concludes that the longer migrants are living in the city, the bigger the probability for their long term residence is, and the longer their remaining expectant residence years are as well

    研究發現,外來人口在城市中「不斷沉澱」 、累積地沉澱,居留時間越長繼續長期居留的概率越高,居留時間越長繼續預期居留時間越長。
  5. The characteristics of precipitation, temperature and their combination determined the special ecological environment pattern of ordos plateau. to study its evolutionary trend contributes to understanding the succession process of the ecological environment of ordos plateau

    降水、溫度及其組合特點決定了鄂爾多斯高原特殊的生態環境格局,分析其演變趨勢有助於理解鄂爾多斯高原生態環境的演變過程。
  6. It was well known that the main process of precipitation formation was collecting cloud water in the warm area and ice phase particles melting in the cold area. positive vertical velocity existed between 700hpa and 500hpa in the warm area and near surface in the cold area. wind convergence existed at the height of 700hpa, and divergence existed above and below the height of 700hpa

    通過對降水雲系的綜合研究,建立了河南省春季層狀雲降水概念模型:暖區降水主要通過雲水碰並形成,冷區降水機制以冰粒子融化等冷雲過程為主;暖區700一50ohpa通常有上升氣流,冷區上升氣流分佈在近地面附近: 700沖a存在風場的輻合,其上下則主要是輻散區;水汽主要集中在7o0hpa高度上,暖區水汽來自南、東南方向,冷區水汽以西南輸送為主;暖區位勢不穩定分佈在o 。
  7. Research of intensifying the process of seeded precipitation from caustic aluminate solutions with surfactants peg

    3000強化鋁酸鈉溶液晶種分解的研究
  8. Research development of intensifying the process of seeded precipitation from caustic aluminate solutions with surfactants

    表面活性劑強化鋁酸鈉溶液晶種分解的研究進展
  9. The paper studies on two different vegetation type areas in jingyun mountain in chongqing city, which are broadleaved forests ( gordinya svchuanensvs ) and bamboo ( phyllostachys edulis ) forests. by contrasting the surface runoff and underground runoff in these two areas, the results showed that, with the same precipitation, the gross amount of runoff in bamboo forests was larger than that in broadleaved forests and the runoff in bamboo forests appeared before that in broadleaved forests. the amount of underground runoff was larger than that of surface runoff in the two areas, the process of surface runoff was in accordance with that of underground runoff

    該文以重慶市縉雲山的兩個不同植被類型常綠闊葉林(四川大頭茶)和楠竹林小區為研究對象,對小區中典型降雨後的地表徑流、地下徑流的實測資料進行對比分析.結果發現在相同降雨條件下,楠竹林的地表徑流量與地下徑流量明顯要比常綠闊葉林的大,楠竹林地表徑流和地下徑流出現的時間也比常綠闊葉林早;兩種植被的地表徑流與地下徑流過程具有一定的相似性,地下徑流量都比地表徑流量大
  10. Fe, al, and traceelements. mixing process of mining drainage and the river water, the neutralization of river water and surrounding rocks, and the precipitation of fe and al, all these mechanisms play important roles

    影響的機理主要是礦坑排水與孝婦河水的混合作用,上游礦坑排水排入后孝婦河水與圍巖的中和作用及鐵鋁的沉澱作用等。
  11. In this paper aircraft has made vertical and synthetic detecting flying purposefully on 9. 17, 2003 according to cloud ' s macro and microstructure. vertical layers and representative places of stratiform cloud on 9. 17, 2003 are analyzed using the observational data of particle measurement system ( pms ), combined with satellite data, radar data, and precipitation data on ground. by this we have got cloud ' s microphysical structure and physical process of the natural precipitation, and the physical effect evidence has been testified according to observational data after lco2 seeding

    本文用綜合觀測的方法,利用機載pms雲粒子探測系統,根據雲系的宏微觀結構特徵進行有針對性的垂直探測飛行,配合衛星、雷達、地面雨量、雨強計網觀測資料對2003年9月17日延安降水性層狀雲系中那些有代表性的部位或垂直分層做細致的觀測分析,獲得雲系的微物理結構和自然降水形成的物理過程,並用觀測事實來驗證人工增雨引晶催化后的物理響應判據。
  12. Additionally, it was the precipitation process of suspended phosphorus that played a relative important role in phosphorus removal in cold periods, and that was adsorption / complexation of dissolved inorganic phosphorus in warm periods

    此外,低溫期懸浮磷的沉積作用除磷效率高;高溫期溶解無機磷的吸收絡合作用除磷效率高。
  13. In this article, the essential characteristic during meiyu and how to improve the criterion of meiyu, the effect process of circulation during meiyu, the characteristic of precipitation ' s distributing and the character between the precipitation and height are construed

    文章著重探討分析了梅雨期的系統特徵及如何改進梅雨標準、梅雨期大氣環流的影響過程、梅雨期的降水場分佈特點以及梅雨期降水場與高度場的相關特徵。
  14. The results showed that in the process of in - situ precipitation cs precipitated layer - by - layer in the template to form 3d layer cs congealation rod by acid - base neutralization of naoh and the amino group of cs. when the process condition was well controlled, it formed homogeneous structure

    結果表明:原位沉析法是利用naoh溶液與殼聚糖的氨基起酸堿中和,使殼聚糖分子在模板上原位沉積成三維層狀殼聚糖凝膠棒。
  15. The result was used to adjust relative humidity and to enhance the ability of mm5 mesoscale modeling system to produce accurate forecast of precipitation. we define the air condition includes 5 kinds : the clear sky, semitransparent or fractional cloud, high cloud and low cloud and middle cloud. in this process, we present the method development for the generation of cloud based on gms - 5 images. mm5 ( fifth - generation perm. state / near mesoscale model ) output will be extensively used for the off - line computation of dynamic changeable mutispectral thresholds in order to adapt to variable weather using statistical regressive relations produced by optimal regressive analysis

    基於常規地面觀測資料,將天空狀況分為晴空、半透明雲或碎雲、高雲、中雲和低雲5種情況,用最優回歸分析法對mm5模式的三維要素場和常規地面觀測資料進行統計分析,得出雲判別和雲分類的衛星雲圖多譜閾值的統計關系統計回歸判別方程,對衛星雲圖進行雲判別和雲分類,據此得出mm5中尺度數值模式初始場各點的雲分佈,並對模式初始場的相對濕度進行調整,以達到改善中尺度數值預報模式預報結果的目的。
  16. Solution and precipitation of chromium carbide during the fabricated process of cr7c3 ni3al composite

    復合材料制備過程中碳化鉻的溶解再析出行為
  17. ( 2 ) the kinetics of mesostructure formation is studied. the induction time formation of a white precipitation decrease with the concentration of [ oh " ]. the effect of salts is presented because of adding the re3 + ions into neutral solution containing surfactant. the mechanism of mesostructure formation through " hydrogen - bonding interaction, complex - bonding interaction and a local reconstruction process of the frameworks "

    ( 6 )當稀土離子進入hms樣品骨架,靠近外來原子的對稱a o st會產生小的變形。 st o st振動帶由於配位金屬電荷遷移躍遷而變成拉曼活性模。 ( )用ftth光譜研究了a oh凝聚反應動力學,建立了a oh凝聚反應動力學方程,求得其凝聚反應活化能為28士7kj in 。
  18. Through the competition of ionization equilibrium of zno22 - and precipitation reaction, the nucleation and growth process of znse have been adjusted, and monodispersed znse semiconductor hollow microspheres are obtained. these microspheres were found to form through aggregation of small znse nanocrystals sizes of which could be finely tuned by temperature control. a novel gas - liquid interface aggregation mechanism was proposed and this idea might be generalized in other systems

    以zno22 -陰離子提供鋅源,利用它在強堿性溶液中緩慢釋放出zn2 + ,並與se2 -之間的電荷排斥作用,成功地調節了反應動力學,獲得了尺寸和分散性都非常均勻的微米級znse空心球,並實現了空心球內部粒子尺寸的調控,提出了新穎的氣液界面團聚機理。
  19. The best preparation circuit was optimized through the combination process of precipitation and aging

    採用邊沉澱邊熟化的方式,優化出了最佳的制備流程。
  20. This paper has reviewed the resources of ceo2 in our country, the markets and the condition of application. the advantages and drawbacks of the important preparation methods were reviewed. it puts emphasis on the reaction mechanism of precipitation method to nanoparticals and analyzes redox potential between ce3 + and ce4 +, puts forward a new technics named " a two - stage precipitation process " to succeed in obtaining nanocrystalline powers of cerium oxide

    本文簡要介紹了我國ceo _ 2的資源和市場以及國內外納米ceo _ 2的應用現狀:分析對比了納米ceo _ 2制備研究現狀;重點討論了沉澱法制備納米粉體的理論基礎:結合鈰( )離子、鈰( )離子的氧化?還原電位分析,提出以兩步沉澱法來制備納米二氧化鈰。
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