chemical change 中文意思是什麼

chemical change 解釋
化學變化
  • chemical : adj 化學的,化學作用的;應用化學的,用化學方法獲得的。n 〈常 pl 〉化學製品;藥品。 fine chemicals...
  • change : vt 1 改變,變更,變換,變革。2 交換;兌換;把(大票等)換成零錢;把(支票等)兌成現金。3 換(車、...
  1. Based on the principle of mechano - chemistry, the strong shock and crashing mechanical force produced by ls - 250 pulverizer can act to the surface of superfine carbon and white carbon particles during the process. the result of the experiment indicated that distortion and amorphism change occur to the surface crystal lattice of carbon particles, and the phenomena are prick up as the action time of mechano - chemical force

    依據機械化學原理利用ls一250型流能粉碎機高速旋轉的動齒工作過程中產生的強烈沖擊、碰撞機械力,使其作用於超細石墨及白碳黑顆粒表面,檢測表明,石墨粒子表面晶格發生畸變及無定形化,且隨著機械力作用時間的延長而加劇。
  2. Microorganisms are the agents that bring about the chemical change.

    微生物是引起化學變化的作用者。
  3. Researchers looked for - and found - a chemical change called dna methylation in healthy tissue adjacent to breast tumors

    研究者尋找並發現了靠近腫瘤組織的健康組織中有「 dna甲基化」這種化學改變。
  4. Heat and light can be given off by this chemical change

    這種化學反應能放出熱和光。
  5. This is a chemical change, not a physical one

    這是一個化學變化,而不是物理變化。
  6. The change in the enamels is a chemical change which hardens the film and is non - reversible

    瓷釉中的變化是化學變化,這種變化使漆層硬化且不可逆轉。
  7. They measured this chemical change in a gene that often becomes highly methylated in breast cancer

    他們測量了一個在乳腺癌中高度甲基化的基因。
  8. A chemical change is one in which the structure of particles is changed and a new substance is formed

    化學變化是改變粒子結構、形成新物質的一種變化。
  9. It sets up a evaluated system by analyzing groundwater chemical components, through studying pertinence in water chemical component and soil strength, it also puts forward that water chemical change can map soil strength variation under water - soil interaction. from the theory of the water - soil interaction on, the interrelation of city construction, the variation of groundwater condition and the soil structure strength is analyzed and that the measure of soil structure and the significance which is by the water - soil interaction is studied in this paper. at the same time, in the paper : the recourse of the soil structure strength is summarized ; the physical meaning of soil mini - scale structure is defined ; the measure of soil structure is classified ; the four basis forms of the water - soil interaction is induced ; the chemistry mechanism of the water - soil interaction is discussed

    通過水化學組份與土強度間的相關性分析,提出水化學組份的變異可以映射水土作用下土強度的變異;從水土作用的理論出發,分析了域市建設、地下水環境變異與土結構強度間的相互關系,研究了土的結構尺度及其在水土作用中的意義:總結了土的結構強度的來源、定義了土細觀結構的物理涵義井劃分了土的結構尺度及層次、歸納了水土作用的四個基本形式、討論了水土作用的化學作用機理。
  10. In the growth and decay of living things there occur even more complex types of slow chemical change.

    在生物的生長與衰退中發生著形式甚至更為復雜的緩慢的化學變化。
  11. Jiayi powder ' s critical humidity ( crh ) is higher than the anhydrous glucose and so on other supplementary materials, is close with the lactose, therefore not easy absorption of moisture, the production and the storing process might avoid product absorption of moisture, agglomerate, change color and from this the chemical change which caused, has guaranteed the host medicine stability

    加益粉的臨界濕度( crh )高於無水葡萄糖等其他輔料,與乳糖相近,所以不易吸潮,生產及貯存過程可避免產品吸潮、結塊、變色及由此引起的化學變化、保證了主藥的穩定性。
  12. Sintering or friction all brought about chemical change in the surface of solid lubricant and the change of valen ce state of mo, s, fe and so on ; the micro - hardness of pure ptfe was minimum and the surface - hardness of solid lubricant was increased with the increase of additional packing filler in formula ; the compressive strength of pure ptfe was minimum and its compressive strength could be increased notably by adding organic and inorganic filler. but not more additional amount, more notable increase of compre

    、 feso4 、 cus等物質;燒結及摩擦均使固體潤滑劑表面發生化學變化,使mo 、 s 、 fe等元素的價態發生變化;純ptfe的顯微硬度最低,固體潤滑劑的表面硬度基本是隨著填料加入量的增加而增加的;純ptfe的抗壓強度最低,在ptfe樹脂中加入無機填料均可明顯提高其抗壓強度,但並不是加入量越多,抗壓強度提高越明顯。
  13. According to the present situation and existing problems of raihvay preservation in china. the paper recomments the composition and toxicity of the oil and oil mixed preservafitive, and emphatically analyzes the infiuencmg causes and chemical change of preservative, the author proposes that preservation industry technology and products, according to the reqmrement of railway, should turn toward colourless. non - toxic, nmlfi - element, succession and socialization

    根據我國目前鐵路木材防腐的現狀及存在的問題文章介紹了引起木材腐朽的因素和木材防腐劑應具備的條件分析了油類及油類混合防腐劑的成分和毒性重點分析了影響防腐劑效果的因素、防腐劑的化學變化針對鐵路需求情況提出防腐工業的技術及產品應向無色、無毒和防腐產品多元化、系列化社會化發展。
  14. Chemical change in compatibility of radix sophorae flavescentis with fructus cnidii

    苦參與蛇床子配伍過程中化學成分變化研究
  15. The experimental results show that it is feasible with the aids of chemical change that could transfer non - electrochemical active base substances in oils to electrochemical active cu ( superscript 2 + ), and the method can meet with the demand to determination feasibility, repeatability and accuracy, it has the following advantages : high automatization, simple operation, short test time and suitable for determining oils on the site

    研究結果表明,通過化學轉換將潤滑油中的堿性物質(電化學技術不可測量)轉換為銅離子(電化學可測量)來完成潤滑油總堿值的測定是可行的,並可以滿足測定時對于可行性、重復性和準確性的要求,還具有自動化程度高、操作簡單、測定時間短等優點,適合進行現場潤滑油測定。
  16. In an unexposed light - sensitive emulsion or coating, the slow chemical change that occurs when the material is stored in an unlighted area

    中義未曝過光的感光乳劑或塗布在黑暗的環境中會產生緩慢的化學性質改變。
  17. This chemical change can be expressed by an equation.

    我們可用反應式表示這種化學變化。
  18. Sbcl5 was chosen as the dopant source. then yellowish antimony doped tin oxide ( ato ) sol was prepared, which was transparent and stable. the chemical change did n ' t happen and the sol can be used as normally when the sol was deposited for 1 year at room temperature

    研究結果表明: ( 1 )將sncl _ 2 ? 2h _ 2o溶入無水乙醇, 80迴流2小時左右,以sbcl _ 5為摻雜源進行摻雜,制得銻摻雜二氧化錫溶膠( ato溶膠) ,該溶膠呈淺黃色,透明穩定,室溫放置一年沒有發生明顯變化,溶膠仍可正常使用。
  19. We consider that surface state act as quenching centers. with the irradiation, the surface state decreases and therefore luminescence of mn2 + increases. reduction of quenching centers is the result of chemical change by obtaining energy from zns excited by uv light

    熒光增強的原因是由於zns基質向mn2 +離子和表面態的能量傳遞是兩個相互競爭的過程,紫外光輻照下表面猝滅中心數目不斷減少從而mn2 +離子的發光增強。
  20. Separation is operated on normal temperature, having no chemical change occur

    常溫分離,無相變。可避免因加熱而導致的變性、結垢及材料腐蝕。
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