氯比值 的英文怎麼說

中文拼音 [zhí]
氯比值 英文
chlorine ratio
  • : 名詞[化學] chlorine (17號元素, 符號cl)
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • 比值 : specific value; ratio比值法 ratio method; 比值計 ratio meter; 比值檢波器 ratio detector; 比值控制...
  1. We mensurate the number of the primary soil microbes such as bacteria, fungi and azotobacter with diluting flat technique, and mensurate the number of cellulose decomposing bacteria with mpn technique, and mensurate the biological quantity of the soil microbes with the technique of chloroform suffocating - inundation culture - colour - compared

    本文以長期壟作免耕試驗田為研究對象,採用稀釋平板計數法測定了土壤中主要的微生物細菌、真菌、自生固氮菌數量,用mpn (最大或然法)測定纖維素分解菌的數量,採用仿熏蒸?淹水培養?納氏色法測定微生物生物量。
  2. Starch nanoparticles ( sn ) have been prepared with w / o starch microemulsion as microreader and epichlorohydrin as cross - linking agent. the factors affecting the preparation of sn have been investigated via the characterization of tem. the results show that the size and size distribution of sn are mainly controlled by the interfacial strength of microreactor, and the interfacial strength of microreactor is chiefly influenced by w value ( the molar ratio of water / surfactant ) and concentration of starch

    利用所得到的w o型澱粉微乳液作為微型反應器,以環氧丙烷為交聯劑制備出澱粉納米粒,並藉助透射電鏡的表徵研究了各制備因素的影響,研究結果表明:澱粉納米粒的粒徑及粒度分佈主要受微型反應器的界面強度控制,而影響界面強度的因素主要是r(即水與表面活性劑的摩爾)及澱粉液濃度。
  3. The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute

    本文主要進行了四個方面的研究,首先系統分析和研究了哌嗪水溶液均苯三甲酰正己烷溶液界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響等,結果發現,當界面處兩相單體(哌嗪和酰)分子摩爾為某一時,通過控制界面聚合時間(有機相處理時間) ,可以形成超低壓高通量高脫鹽的緻密功能層,如復合膜( ) ,水相濃度為0 . 4 ,有機相濃度為0 . 1 ,聚合時間1min 。
  4. On the theory, the predictive function control method based on the state space is discussed and the simulation results validate the pfc method ' s advantages on robust and anti - jamming comparing with pid method by computer simulation. the application research includes the application of the software of predictive function control ( apc - pfc ) and the software of the multiple - variables predictive control ( apc - hiecori ). the former were applied in the temperature control chlorinating process and ph control in the process of zymolysis of penicillin, the latter were applied in the advanced control of reclaim equipment of lox in china petroleum & chemical corporation yangzi petrochemical co., ltd

    本文主要從理論和應用兩方面對預測控制方法進行了研究,理論方面主要是從預測函數控制的基本原理出發,研究了一般情況下的基於狀態空間描述的預測函數控制策略,並通過計算機模擬驗證了pfc演算法常規pid演算法具有更好的魯棒性和抗干擾性:在實際工業過程的應用上,又分為兩類演算法及軟體的應用,預測函數控制策略及apc - pfc軟體的應用主要以聚乙烯化過程的溫度控制和青霉素發酵過程的ph控制為主,多變量預測控制演算法和apc - hiecon軟體的應用主要以揚子石化公司的液化氣回收裝置先進控制為主。
  5. Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material

    研究表明:電解液的配製過程中,化釕濃度、溶液ph、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph是最主要的影響因素;在儀器的使用條件探索中,理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱元素,銥的加入會阻礙氧化物的沉積速度,銥的例超過50 %會使沉積作用停止,但是二元氧化物的協同作用使沉積的活性物質容量大大提高;一定溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕,從而提高活性物質的穩定性。
  6. Ozone is a strong sterilizer of broad - spectrum, high efficiency and quick speed. the speed for sterilization is 600 - 3000times faster than chlorine. when the ozone concentration reaches a certain level, it can sterilize a very short time

    臭氧是一種廣譜、高效、快速的滅菌劑,滅菌的效果強于甲醛,滅菌速度快600 ? 3000倍,幾秒鐘內即可殺死細菌,當臭氧濃度達到臨界時,殺菌可在瞬間完成。
  7. The effects of both the ph values of extracts and the grinding of mycelia in liquid nitrogen on the result of dna extracting were also discussed

    同時研究較了液氮研磨和提取液的ph化芐法提取dna效果的影響。
  8. The amount of necessary amino acid ( e % ) is all 40 % above. it is between 0. 85 - 1 in the ratio of necessary to unnecessary amino acid ( e / n ) which exceed perfect protein mode

    必需基酸的總量( e )均高於40 ;必需氨基酸與非必需氨基酸的( e n )處於0 . 85 1之間,均大於優質蛋白模式。
  9. The study of t p ratio and smoothness index of amlodipine for essential hypertension

    地賓士療原發性高血壓的谷峰與平滑指數研究
  10. Besides policy factors, five methods of cost - cutting of biodiesel are reviewed, including new raw material with higher oil content, shorter regeneration cycle, which is suitable for infertile soil and different climatic conditions ; heterogeneous catalysts ; new technologies ( e. g. supercritical methanol and ultrasonics ) ; higher added value utilization of by - product glycerin with simple method ( propylene oxide chloride, 1, 3 - propanediol, pyruvic alcohol etc. ) and moderate scale of production

    摘要綜述了除政策因素外,降低生物柴油生產成本的5種方法:選擇含油率高、再生周期短、適應貧瘠土地及不同氣候條件的新型植物原料;研究新型固體催化劑;引入新工藝(超臨界法和超聲波法) ;使用較簡便的方法將廢棄的甘油轉化為高附加的產品(環氧丙烷、 1 , 3 -丙二醇、丙酮醇等)以及適度生產規模等。
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