concentration of carbon 中文意思是什麼

concentration of carbon 解釋
碳濃度
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  • of : OF ＝Old French 古法語。
  • carbon : n. 1. 【化學】碳。2. 【電學】碳精棒[片、粉]；碳精電極。3. （一張）復寫紙。4. 復寫的副本。
  1. The interaction between artemisinin and hemin was investigated by electrochemical methods. artemisinin was irreversibly reduced at - 1. 08v via a two - electron transfer at the glassy carbon electrode. in the presence of concentration of hemin as low as 4. 010

    青蒿素在玻璃碳電極上于- 1 . 08v處能發生一個2電子轉移的不可逆還原。即使在低至4 . 010
  2. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    實驗用恆電位儀作控制電源，調節工作電極電位（相對于參比電極電位）來控制加在活性炭上的電場，用頂空進樣法測定水中氯仿的剩餘濃度，參照方法與依據都是國家標準方法或國外先進方法。
  3. Effect of carbon source concentration on mechanical properties of hfcvd diamond thin film coated tools

    碳源濃度對金剛石薄膜塗層刀具性能的影響
  4. With the software of simulating low - pressure vacuum carburizing process and computer control system, carburizing process parameters are controlled accurately. the minimum error of carburizing layer depth, the optimal distribution of carbon concentration in carburizing layer and the minimum distortion are insured

    均勻布置鼠籠狀加熱元件和多組滲碳氣氛噴嘴，並對滲碳參數進行精確控制，可保證零件最小的滲層深度誤差最佳的滲層碳濃度分佈。
  5. The xylanase activity of the mutant kept stable after 10 generations. after orthogonal designing experiment, the optimum fermentation conditions of a. niger j 506 were obtained, which is as followed : concentration of the major carbon resource 4 %, ratio between bran and corncob 5 : 5, concentration of glucose 0. 1 %, concentration of ammonium oxalate as supplemental nitrogen resource 2. 0 %, the initial ph of liquid medium 5. 0, 100ml / 250ml flask

    經過正交試驗設計，得出突變株a . nigerj506產木聚糖酶最佳的工藝條件為：主碳源濃度4 、麩皮與玉米芯的比例為5 ： 5 、輔加碳源葡萄糖的濃度是0 . 1 、輔加氮源草酸銨的濃度是2 . 0 ，培養基初始ph為5 . 0 ， 250ml三角瓶的裝液量為100ml 。
  6. The extensive use of fossil fuels oil, coal, gas in our daily lives produces huge quantities of carbon dioxide, increasing its concentration in the earths atmosphere and artificially enhancing the earths natural greenhouse effect

    日常生活大量使用石油煤和天然氣等化石燃料，產生大量二氧化碳，增加地球大氣層的二氧化碳濃度，各種人為因素加強地球的天然溫室效應。
  7. The process by which the surface carbon concentration of a ferrous alloy is increased by diffusion from the surrounding environment

    從周圍環境中向鐵基合金表面擴散碳，從而使其表面碳濃度提高的工藝過程。
  8. Stationary source emissions. determination of the mass concentration of total gaseous organic carbon at low concentrations in flue gases. continuous flame ionisation detector method

    穩定源輻射.煙道低濃度氣體氣化有機碳濃縮總量的測定.連續火焰離子檢測器法
  9. So this paper try to study fresh air and indoor air quality problem with uncertain method. this paper firstly utilizes grey systematic theory and already existing definite physical model to develop the non - intrinsic grey model of the effect of outdoor air on indoor air and analyse every grey parameter in the non - intrinsic grey model. on the basis of above mentioned, the change of carbon dioxide concentration indoor with the change of time is evaluated

    根據灰色系統理論的建模思想，利用灰色系統理論和原有的確定性物理模型建立新風量對室內空氣品質影響的灰色非本徵模型，並對灰色非本徵模型中的各個灰參數進行分析，在此基礎上，將建立的模型對不同新風量條件下室內co _ 2濃度隨時間的變化過程進行模擬計算分析。
  10. The results showed that temperature 25 - 30, ph7. 0, anaerobic and illuminated conditions were optimum for decolorization. when reactive violet kbr was decolorized as sole source of carbon and energy of n strain, the decolorization rate of reactive violet kbr was significantly correlative to cell concentration, however the decolorization specific activity of n strains was not affected markedly by cell concentration

    結果表明，該菌株生長細胞脫色的最佳條件為溫度25 - 30 ， ph7 ，厭氧條件下的脫色率遠遠高於好氧條件下的脫色率。染料作為該菌株唯一的碳源和能源脫色時，脫色率與細胞濃度呈極顯著相關，細菌脫色比活率保持在較恆定的水平。
  11. We selected two experimental sites - forest land and bare land to carry out the research. the research including : co2 concentration, temperature, air humidity and rainfall. we probed into the principle of carbon cycle in different elevation and the effect of vegetation to carbon cycle

    故，本次試驗以典型的亞熱帶巖溶分佈區中的金佛山自然保護區為例，選取喬木林和裸地兩種巖溶生態系統類型作為研究對象，對co _ 2濃度、溫度、濕度、降雨量等進行觀測，探索在不同海拔高度上，其碳循環的機制及有無植被覆蓋對碳循環運行的影響。
  12. Calculation of natural ventilation rates by tracer gas decay method was proposed, and definition of indoor criterion of carbon monoxide concentration limit and the carbon monoxide emission from cars were discussed

    提出了利用示蹤氣體法計算地下停車庫的自然通風量，並論述了如何確定室內一氧化碳允許標準及小汽車的一氧化碳排放量。
  13. Stationary source emissions - determination of the mass concentration of total gaseous organic carbon at high concentrations in flue gases from solvent using processes - continuous flame ionisation detector method

    固定源輻射.使用連續火焰離子化檢測器法測定在高濃縮時由溶劑產生的廢氣中總氣態有機碳的質量濃度
  14. A method for estimating the uncertainity in the prediction of carbon dioxide concentration in a ventilated airspace is described

    摘要本文描述一研究方法以估計在預測通風空間中二氧化碳濃度時所存在之不確定性。
  15. The high concentration of carbon oxide and hydrogen chloride produced by lpg is 80 per cent less than that produced by a petrol engine

    液化石油氣所產生的高關注的碳氧化物和氫氧化物，比汽油引擎產生的還少百分之80 。
  16. Ambient air quality - standard method for the measurement of the concentration of carbon monoxide by nondispersive infrared spectroscopy

    環境空氣質量.用非色散紅外線光譜法測量一氧化碳濃度的標準方法
  17. Ambient air quality - standard method for the measurement of the concentration of carbon monoxide by nondispersive infrared spectroscopy ; german version en 14626 : 2005

    環境空氣質量.用非擴散紅外線光譜法測量一氧化碳濃度
  18. From this natural archive they have learned that the atmospheric concentration of carbon dioxide was approximately constant for several thousand years and then began to grow rapidly with the onset of industrialization in the 1800s

    科學家從冰心這個天然檔案館得知，過去數千年間，大氣的二氧化碳濃度近似定值， 1800年代，工業化開始之後，濃度才快速增加。
  19. Carbon monoxide reduces the oxygen carrying capacity of red blood cells. the health effects depend on the duration of exposure and the concentration of carbon monoxide inhaled

    一氧化碳會降低紅血球的帶氧能力，它對健康所造成的影響則視乎身體接觸一氧化碳的時間長短，以及吸入一氧化碳的濃度。
  20. Higher concentration of carbon monoxide can lead to impaired vision, disturbed coordination and eventually death

    當吸入高濃度的一氧化碳時更會造成視力模糊失去協調能力，甚至死亡。
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