氟化分解 的英文怎麼說

中文拼音 [fúhuàfēnjiě]
氟化分解 英文
fluorination breakdown
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 解 : 解動詞（解送） send under guard
  • 氟化 : [化學] flroration; fluoridize; flrorinate; fluoridate
  1. Methods for chemical analysis of melted welding fluxes. the pyrolytic method for determination of calcium fluoride content

    熔煉焊劑化學分析方法.熱解法測定氟化鈣量
  2. Abstract : abstract effect of alumina concentration, mole ratio and magnesium fluoride content on electroosmosis ni the aluminum smelting is investigated through test, and electroosmotic matter and depth analyzed by electronic probe and x - ray diffraction

    文摘:通過試驗考察了氧化鋁濃度、分子比及氟化鎂含量對鋁電解電滲的影響，並通過電子探針和x -射線衍射分析了電滲的物質，電滲的深度。
  3. The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product

    本廠專業設計生產製造各種氣瓶檢驗成套設備（無縫，溶解，乙炔，液化石油氣，天然氣等氣瓶） ，各種氣體充灌臺，匯流排及充灌夾具;不銹鋼四氟軟管，工業氣體（充裝）集裝箱，現代化工業廠房集中供氣系統及輔件:減壓器，安全閥，分配箱;以及標準氣體，混合氣體，特種氣體，高純氣體的配置工藝裝置;自動化切換，自動配比裝置;各種氣體閥門及配件，氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品
  4. In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied

    本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質，採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜，通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜，分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化，研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。
  5. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  6. Water quality - determination of fluoride - part 2 : determination of inorganically bound total fluoride after digestion and distillation

    水質.氟化物的測定.第2部分:蒸解和蒸餾后無機結合氟化物總量的測定
  7. Water quality - physical, chemical and biochemical methods - determination of inorganically bound total fluoride after digestion and distillation

    水質.第2部分:物理化學和生物化學法.第48節:分解蒸餾后無機膠粘劑氟化物總含量測定
  8. Tests show that these compounds neither accumulate in fish nor degrade during wastewater treatment, a process that appears to cause conventional fluorosurfactants to release long - chain chemicals

    經過測試，這些化合物不會累積在魚類體內，也不會在廢水處理過程中遭到分解，以往含氟界面活性劑便是在廢水處理過程分解出長鏈化合物。
  9. This paper analyzes the current situation of fluorine pollution in the soderberg cell of aluminum smelting, discusses the dry anode paste and dry cleaning technology being tentatively adopted, and puts forward some proposals for its further improvement

    著重分析了鋁電解自焙槽氟污染現狀，對省內某鋁廠試用的干法凈化工藝進行了研討，為更進一步改造，提供了有價參考。
  10. Water quality - determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions - part 1 : method for water with low contamination

    水質.液態離子色譜法測定溶解的氟化物氯化物亞硝酸鹽正磷酸鹽溴化物硝酸鹽和硫酸離子.第1部分:低雜質水的測定方法
  11. But cfc ' s remain in the atmosphere for at least 75 years before natural processes break them down

    但在自然過程分解掉氯氟化碳以前，它們會在大氣中至少存在75年。
  12. Cfc molecule consisting of chlorine, fluorine, arid carbon atoms can be broken apart by ultraviolet light, which destroys the bond between a chlorine atom and a carbon atom

    一個由氯、氟和碳組成的氯氟化碳分子能被紫外線光分解，這破壞了一個氯原子和一個碳原子之間的化學鍵。
  13. The method of catalyzed electrochemical dissolution has the advantages : dissolving quickly and thoroughly, working at the environmental temperature, no hydrofluoric acid ( hf ) and low acidity ( hno3 ), etc. it can be widely applied in dissolution of pu02 and mixed oxide spent fuel element, the leaching of plutonium - contami

    該法具有溶解速度快、溶解徹底、常溫、無氟（ hf入低酸（ hn 。 ）下溶解等優點。雌能用於puo和混合氧化物乏燃料耕的娜、懷污染廢物的浸取等，也可用於含釬標準樣品的分折定值。
  14. For settle a great deal popularize and apply exterior wall coating, this paper study on acid rain - resistant, pollute - resistant, false accelerated aging - resistant of them. therein to, acid rain - resistant test is acid rain simulate test by environment quality data in chongqing. ph value is partly 0. 690, 0. 610, 0. 613, 0. 453

    為了解決重慶市外墻塗料不能大量推廣應用外墻塗料的重大難題，本文主要試驗研究三種不同主要成膜物（純丙、硅丙、氟樹脂）的外墻塗料的耐酸雨性、耐沾污性、耐人工加速老化等三大技術性能指標，其中耐酸雨性實驗是根據重慶市環境質量數據進行的酸雨模擬實驗， ph值分別為0 . 690 、 0 . 610 、 0 . 613 、 0 . 453 。
  15. Standard test method for isotopic analysis of hydrolyzed uranium hexafluoride and uranyl nitrate solutions by thermal ionization mass spectrometry

    用熱電離質譜法進行水解六氟化鈾和硝酸雙氧鈾溶液同位素分析的標準試驗方法
  16. Long - chain fluorosurfactants, based on a lineup of eight carbon atoms ( c8 ), enter the body more readily than shorter analogues, and they can break down to form pfoa

    所謂的長鏈含氟界面活性劑是指八個碳原子排成一列（ c8 ） ，會比碳鏈較短的類似化合物更容易進入生物體內，而且會分解形成pfoa 。
  17. Water quality - determination of dissolved fluoride, chrolide, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions part 1 : method for water with low contamination

    水質.用離子液相色譜法測定溶解的氟化物氯化物亞硝酸鹽正磷酸鹽溴化物硝酸鹽和硫酸鹽離子.第1部分:低雜質水的方法
  18. Water quality - determination of dissolved anions by liquid chromatography of ions - part 2 : determination of bromide, chloride, nitrate, nitite, orthophosphate and sulfate in waste water

    水質.用液態離子色譜法測定已溶解的陰離子.第2部分:在廢水中溴化物氟化物硝酸鹽亞硝酸鹽正磷酸鹽和硫酸鹽的測定
  19. In february 1992, nasa scientists announced that levels of chlorine monoxide resulting from the breakdown of cfc ' s were at record levels above the northern hemisphere near the arctic and that these conditions could cause an ozone hole to develop over much of europe, canada, russia, and northern portions of the united states by the year 2000

    1992年2月，美國國家航空與航天局科學家宣布，北極附近的北半球源於氯氟化碳分解的一氧化氯處在前所未有的水平上，同時宣布這種情況可能引起歐洲、加拿大、俄羅斯和美國北部等許多地區臭氧空洞的發展。
  20. The formation process and mechanism are investigated : the adding of n ( ch2ch2oh ) 3 promoted the dissociation of cf3cooh in the starting solution and some non - volatile, fluorine containing intermediates can be remained after tray - drying of the solution. during the following heat - treatment process, the intermediates decomposed and further react with the rest amorphous calcium phosphate, leading to the final formation of fha or fa phase. the fluorine content in the fha phase obtained could be tailored by the content of cf3cooh added.

    發現cf _ 3cooh只有在加入n （ ch _ 2ch _ 2oh ） _ 3的條件下才能形成fha相和fa相，其機理是：在溶液中加入n （ ch _ 2ch _ 2oh ） _ 3能夠促進溶液中cf _ 3cooh的離解，形成無揮發性的含氟過渡化合物，溶液快速乾燥后的中間產物中仍能保留過渡性的含氟化合物，在隨后的熱處理過程中，過渡化合物分解並與非晶態的鈣磷酸鹽反應最終生成fha相或fa相。
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