oxidation ratio 中文意思是什麼

oxidation ratio 解釋
氧化率
  • oxidation : n. 【化學】氧化(作用),正化。
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. Some main results of testing research were as fellows : i. in the course of testing of leaching zinc dross, leaching zinc dross by sulfuric acid was researched and the effects on the leaching rate of the zinc dross were analyzed by author, the optimum conditions of leaching testing of zinc dross were determined as fellows : liquid - solid ratio 6 : 1, stirring ratio 250r / min, granularity 120 mesh, the soaking time 5h, the concentration of sulfuric acid of 30 %, and under these conditions, the rate of leaching zinc is above 92. 0 %. ii. in the course of testing of purification, on the basis of comprehending and comparing all present methods of the manganese - removal and iron - removal, the oxidizing method of manganese - removal in zinc sulfate solution using ammonium persulfate was put forward and the oxidizing method of iron - removal in zinc sulfate solution using the goethite process and oxidation - hydrolysis process was adopted

    研究的主要結果具體如下: 1 、研究了硫酸浸出鋅浮渣並分析了影響浸出率的各種因素,確定了浸出鋅浮渣的最佳條件為:液固比為6 : 1 ,攪拌速度為250r min ,粒度為- 120目,酸浸時間為5 . 0h ,硫酸濃度30 ,鋅浮渣的浸出率大於92 . 0 ; 2 、在綜合和比較了目前除錳和除鐵的各種方法基礎上,提出了過硫酸銨氧化除錳方法和選擇了針鐵礦-氧化水解聯合法除鐵方法,並分析和討論了影響除錳率和除鐵率等各種因素,確定了除錳的條件為:溫度90 , ph值5 . 4 ,反應時間3h ,過硫酸銨達到理論值的1 . 2倍,除錳率超過99 . 86 ;聯合法除鐵的條件為:氧化反應時間1 . 5小時、溫度控制在90 92 、 ph值5 . 2 5
  2. Abstract : this paper, by analyzing the effect of differences of mineral structure of 2 1 layer minerals, the properties of their interlayer charge and changes of some properties caused by weathering on the attractive force for interlayer cation, reached the conclusion that : the fixation capacity is determined by the ratio of the total amount of interlayer charge and that of tetrahedral charges. the relationship of interlayer cation fixation and octahedral structure of secondary minerals is probably different from that of primary minerals. the oxidation and reduction of variable valence cations can greatly influence the cation fixation capacity

    文摘:分析2 1型礦物的結構差異、層間電荷性質以及在風化過程中某些性質的變化對層間陽離子吸引力的影響,對已有報道中一些矛盾的結果或不具普遍意義的結論進行了討論.得出幾個較為明確的結論:層間總電荷與四面體電荷所佔比例大小共同決定礦物對層間陽離子的固定能力;原生礦物中八面體結構與層間陽離子固定間的關系對次生礦物而言,也許並不一致;八面體中可變價陽離子的氧化還原,可導致礦物固定陽離子能力發生較大變化
  3. This paper studies the air - fuel ratio and light - off temperature performance of two different kinds of cng special oxidation catalyst converter, and primarily finds their purification capacity of cng engine emission and the differences between them by comparative analysis of the test results

    摘要對兩種天然氣專用氧化型催化器進行了空燃比和起燃溫度特性試驗,對比並分析了試驗結果,初步了解了兩種催化器時天然氣發動機排放的凈化能力以及它們之間的性能差異。
  4. Its oxygen - sensitivity is related to its oxidation and reduction process and non - stoichiometric ratio. in la _ 2nio _ 4 + system with excess oxygen, the conductivity is in proportion to o21 / 6. the effect of doping on a and b site have been studied in this paper

    其本身的氧化還原過程和非化學計量是其氧敏性的根源,在氧過剩的la _ 2nio _ 4 +系統中載流子濃度與氧分壓的1 / 6次方成正比。
  5. Single - walled carbon nanotubes ( swnts ) were opened and oxidized in the concentrated h2so4 / hno3 mixture ( volume ratio : 3 : 1 ), hydroxyl groups could be brought into the swnts after oxidation modification treatment, and the long - chain silane coupling agent was grafted onto swnts via hydroxyl - silanol route

    摘要採用混酸體系(濃硫酸濃硝酸體積比為3 / 1 )對單壁碳納米管進行了氧化處理,並通過氧化處理后在單壁碳納米管表面生成的羥基官能團與長鏈硅烷偶聯劑進行反應,制備了表面有機修飾的單壁碳納米管。
  6. The results showed that the processing parameters ( such as laser power, the diameter of laser, scanning speed of laser beam, ratio of overlapping ) are important to acquire a perfect component. furthermore, in order to assure geometric properties ( accuracy, surface finish ), the structure of the off - axial powder nozzle was improved to avoid the oxidation of the molten pool. the density metal test sample of rene95 high - temperature alloy was made by lsf through optimizing the processing parameters

    本文對激光立體成形的工藝特性進行了深入系統的研究,發現如果要獲得理想的成形效果,就必須對成形過程中的工藝參數進行精密控制,例如激光功率、激光光斑大小、光束掃描速度、搭接率等;同時為了保證成形件有較高的尺寸精度和表面質量,必須對成形零件的氧化問題進行控制,通過改進側向送粉噴嘴的結構設計,成形件的表面氧化問題得到適度控制。
  7. The factors affecting the formation of self - healing anti - oxidation protective layer include relative density of the composites, the content of sic and b4c, the ratio value of sic / b4c and oxidation temperature etc., and the effect of sintering process on the enhancement of density of composites and then on the enhancement of anti - oxidation property is especially emphasized

    能否生成自愈合抗氧化保護膜的影響因素有材料的相對密度、 b _ 4c含量、 sic b _ 4c含量比值、氧化溫度等,並強調了燒結過程對提高復合材料密度進而提高抗氧化性能的作用。
  8. Compared with carbon, silicon nitride bonded silicon carbide has better oxidation resistance and bigger resistance ratio, which make it be a perfect line material of al electrolysis cell

    在鋁電解方面,氮化硅結合碳化硅遠較陰極碳塊耐腐蝕、抗氧化、電阻率高,是理想的電解槽側壁內襯材料。
  9. By the analysis of coating ratio, oxidation ratio, micrograph and particle size of composite particle, it was found out that factors such as ph value, coating temperature, concentration of premonitory matter solution mainly affect the coating layer forming

    通過包覆率、氧化失重率、形貌觀察、粒度和比表面積等分析發現,非均勻成核過程中溶液ph值、包覆溫度、覆層前驅物濃度等這幾個因素對石墨表面覆層形成有著重要影響。
  10. Compared with untreated graphite under the same condition, the surface electric potential of treated graphite changes in part, but unlike a1 ( oh ) 3, the oxidation ratio decreases 10 % when a1 ( oh ) 3 / graphite ( wt % ) = 10, and the wetting angle of treated graphite hold the line, namely the wetting ability is not improved. contrasted with the hydrolyze coating way, the deposition coating way has simple technical process, lower cost, and its disadvantage, for instance, coat layer distributes unevenly, the wetting ability is not improved. furthermore, the effect of treated graphite applied in mgo - c castables are investigated

    經沉澱法改性后,石墨的表面電性發生了一定的變化,其等電點從2 3變為7 8 ,但與al ( oh ) _ 3的等電點( 8 9 )存在一定的差異;接觸角測定結果則表明,經沉澱法改性后,石墨與水的接觸角並沒有改變,即改性石墨與水的潤濕性沒有明顯改善;當al ( oh ) _ 3石墨( wt ) = 10時,改性石墨的氧化失重率比未改性石墨下降了約10 ,這說明經沉澱法改性后,石墨的抗氧化性得到了一定的改善。
  11. Treated by hydrolyze coating way, the surface electric potential of graphite moves and iep changes from 2 - 3 to 8 - 9, reach the one of a1 ( oh ) 3 ; moreover, the wetting angle of treated graphite decreased 10, and the oxidation ratio decreased 20 % when al ( oh ) 3 / graphite ( wt % ) = 10, compared with untreated graphite under the same condition. that is to say, the wetting and anti - oxidation ability of graphite is improved, after treated by hydrolyze coating way

    經水解法改性后,石墨的表面電性發生改變,其等電點由2 3變為8 9 ,與al ( oh ) _ 3的等電點相近;與未改性石墨相比,改性石墨與水的接觸角下降約10 。當al ( oh ) _ 3石墨( wt ) = 10時,水解法改性石墨的氧化失重率比未改性石墨下降了約20 ,因此經水解法改性后,石墨與水的潤濕性有所改善,抗氧化性有所提高。
  12. The effect of reflux temperature, reflux ratio and reaction pressure on the oxidation process was simulated

    用此模型考察了反應壓力、冷凝迴流溫度和迴流比對反應過程的影響。
  13. We found that oxidation after forming the films greatly improved the performance of c _ ( 60 ) diodes. the diodes that were modified evidently excelled those that were not modified in rectification ratio in the same conditions

    通過對氧化步驟的研究發現:在相同條件下,經過氧化的c _ ( 60 )二極體的開關比明顯高於未經氧化的c _ ( 60 )二極體。
  14. It will cause the paste oxidation and lose flux ratio balance if it is exposed for long - time

    錫膏與空氣長時間接觸后,會造成錫膏氧化、助焊劑比例成分失調。
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