高氯環 的英文怎麼說

中文拼音 [gāohuán]
高氯環 英文
homadamon
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : 名詞[化學] chlorine (17號元素, 符號cl)
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  1. In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design

    摘要採用1 , 2 -丙二醇、正丁醇和丙烷為原料,在相轉移催化劑的作用下反應,通過正交實驗合成了的氧值、低粘度的混合醇縮水甘油醚。
  2. The results indicated that all isolates exhibited a susceptibility to amikacin and ceftriaxon, and 67 isolates showed a greater or lesser degree resistance to streptomycin, kanamycin, gentamicin, ampicillin, tetracycline, chloramphenicol, florfenical, cefotaxime, cephalothin and ceftiofur, to which 22 isolates exhibited a susceptibility. some isolates showed resistance to multiple antibiotics and displayed a highest level resistance to streptomycin with a frequency of 43. 8 %, followed by tetracycline with a frequency of 30. 3 %

    結果表明,所有分離菌株均對阿米卡星和頭孢曲松敏感; 67株對鏈黴素、卡那黴素、慶大黴素、氨芐西林、四素、黴素、氟苯尼考、頭孢噻肟、頭孢噻吩、頭孢噻呋表現出不同程度的耐藥性,其中對鏈黴素的耐藥率最,為43 . 8 ,其次為四素( 30 . 3 ) ,其餘22株為敏感菌株。
  3. However, the detection rate of fibrinogen increased with the decreasing concentrations of chloromycetin, gentamycin sulfate and ciprofloxacin lactate, but decreased with the decreasing concentration of cefoperazone sodium

    隨著黴素、硫酸慶大黴素、乳酸丙沙星濃度降低,血漿中纖維蛋白檢出率升;隨著頭孢哌酮鈉濃度降低,血漿中纖維蛋白原檢出率亦降低。
  4. A review of the development of organic semiconductor composite photo - conductive materials and devices was followed by a proposal of the researching theme in this thesis. the effects of fabrication arts such as solvents, gradient, interfacial layer and configurations on the photoconductive properties of the single - layer chlorodiane blue azo / tiopc composite photoreceptors were systematically studied in chapter ii. the results showed that the solvent played a decisive role in the multiphase and multicomponent system composed of two photogeneration species ( chlorodiane blue azo and tiopc ), a transporting material ( hydrozone ) and polymer binder ; 1, 4 - dioxane, as an amphiphilic solvent can effectively disperse and stabilize such multiphase and multicomponent systems, the derived photoreceptors presented improved photoconductive properties superior to those of dual - layer counterparts and demonstrated the evident synergetic enhancement and complementary effects ( eg

    結果表明:在由兩種光生材料丹藍偶氮和酞菁氧鈦、傳輸材料萘苯腙以及聚合物介質組成的多相多組分復合體系中,分散溶劑是至關重要的因素,二氧六作為典型的雙親性溶劑,有效地分散和穩定了該多相多組分復合體系,得到的復合單層光導體的光敏性在整體上優于雙層光導體,復合材料在可見光和近紅外光區分別表現出的偶氮和酞菁氧鈦的光敏性(如azo / tiopc = 8 / 2 , cgm / ctm / pc = 1 / 120 / 120時,具有明顯的互補效應;在近紅外光區明顯於酞菁氧鈦與偶氮光敏性的線性加和,表現出協同增強正效應。
  5. As to the separation of p - xylene / m - xylene, in order to blend polymer hydrophobe with p - cd which is preferential to adsorb p - xylene, etherified p - cd was synthesized using benzyl chloride ( phch2cl ). the influences of etherification conditions on the reaction conversion and the degree of substitution of etherified p - cd were investigated. the reaction conversion increases with the increasing of molar ratio of phcr ^ cl : p - cd and the concentration of p - cd

    對于px mx體系的分離,為使對px具有優先絡合能力的一糊精( cd )能夠與油溶性分子共混,本文採用williamson合成法運用化芐( phch _ 2cl )使-糊精( - cd )醚化,並由元素分析結果,計算出醚化產物的取代度和轉化率,系統地考察了反應條件對轉化率和取代度的影響。
  6. The product is a chief material for high temperature insulant, used mainly for the producing of polyimid resin, thin film, and insulating paint. it is also a high temperature curing agent and plasticizer. some kinds of curing agents of powder coating are made from it

    主要用於制聚酰亞胺樹脂,聚酰亞胺在廣泛的溫度范圍內具有優良的電氣絕緣性能,亦可做耐氧樹脂固化劑聚乙烯增塑劑及皮革柔軟劑,還可用做某些粉末原料。
  7. A novel ring - enlargement oxidation of polyphenyl substituted cyclopentadienes in air ( or molecular oxygen ) promoted by perchloric acid was described, in which an oxygen atom was inserted into the cyclopentadiene - ring, forming a six - membered pyrylium salts

    摘要報導了空氣(或氧氣)存在的條件下,由酸引發多苯基取代戊二烯發生新穎的碳碳鍵斷裂擴反應,在此反應中,氧原子插人到戊二烯中形成相應的六元吡喃鹽類化合物。
  8. Perchlorate related environmental problems

    酸鹽的境污染問題
  9. The topic is on the basis of the synthesis of the basic magnesium chloride whisker. the research perform the recycling experiment on the synthesis and property of the basic magnesium chloride whisker by adding ammonia or magnesium chloride and ammonia simultaneously into the mother liquid of crystal and during the synthesization of the basic magnesium chloride whisker, we add the seed crystal, additive, or surfactant in order to increase the yield of crystal

    在課題組已成功合成堿式化鎂晶須的基礎上,為提堿式化鎂晶須的產率,進行了在結晶母液中補加氨水或同時加入氨水和化鎂的循試驗,並進行了在合成堿式化鎂結晶過程中加入添加劑、晶種和表面活性劑試驗,研究對堿式化鎂晶須合成及性能的影響。
  10. The experimental results show that the cycle of the mother liquid increases the yield of the product, the seed crystal can improve long - diameter ratio remarkably, the proper additive reduces the speed of crystal growth and make size distribution homogenize. through appending different seed crystal and bivalent lead at one time, we may receive when the content of the seed crystal is 0. 075 % and pb2 + is 20 - 50ppm, the yield of the basic magnesium chloride whisker is high and crystal shape is good. the surface active agent can improve dispersion performance of the basic magnesium chloride whisker

    研究結果表明:母液循可以提堿式化鎂晶須的產率;添加晶種可明顯的改善晶形;合適的添加劑可以降低晶體生長速度並可提晶須的粒徑分佈;而同時加入不同用量的晶種和pb ~ ( 2 + ) ,試驗結果表明晶種含量在0 . 075 , pb ~ ( 2 + )在20 50ppm時,晶須的產率,晶形好;表面活性劑對產品的分散性能有所改進。
  11. 5more personalized choices : we provide several powder materials based on customer requirements, including epoxy powder coating, pe powder coating and pld coating. surface color is usually milky white or other standard colors listed in husilong color book. we also accept customizing orders for special colors - all, colors in your imagination and beyond your imagination are possible in here. copyrightguanzhou husilong ornamental fittings co., ltd

    5更多個性化選擇:我們可根據顧客的需要及要求提供多種粉噴塗材質:氧聚脂粉末塗料pe粉末塗料pld碳噴塗板面顏色一般為檔的乳白色,華獅色卡上的其它標準色,更可根據客戶需要噴塗專訂色只有你想不到的顏色,沒有我們噴不出的顏色。
  12. There were no visible morphological change in water hyacinth exposed to a mixture of ethion, dicofol, fenvalerate, fenpropathrin, deltamethrin, and cyhalothrin with the concentrations of 0. 01 mg / l, 0. 1 mg / l, and 1 mg / l, but the fresh biomasses were increased by 49. 79 %, 40. 34 %, and 83. 88 % respectively compared to those planted in water solutions without pesticides

    植物在5mg kg三殺蟎醇及50mg kg和5mg kg樂果的境中生長良好。動力學研究結果表明,植物對有機農藥的凈化過程符合一級動力學反應。鳳眼蓮對水溶液中有機農藥的凈化效率很
  13. Through a series of experiments, the aging - resistance ability of hpch is increased one grade compared with the traditional materials, and the equal level with the foreign materials. the results of dry - wet circle test and quick test for chloride permeability show that the ability of efflorescence resistance of hpch is better. on the condition of 25 times circulation of dry - wet, there are a few non - development white spots just on the corner of specimens

    通過干濕循測試及快速離子滲透試驗, hpch材料的抗析霜能力較強,在25次干濕循條件下,僅在角部出現少量且不擴散的白斑,而傳統裝飾混凝土材料則出現延邊棱迅速擴散的大面積析霜;快速離子滲透結果表明,在同樣條件下hpch材料通過的電量(即離子遷移能力)僅為傳統材料的49 . 68 ,比國外同期產品提25 . 34 。
  14. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工境及服役境上存在的差異,因此表現為比普通混凝土更為較的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫性能混凝土,開展一系列包括硫酸鹽侵蝕、離子滲透、抗凍融循、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  15. 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值、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph值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伏安電勢窗的理想范圍,並發現循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,銥的比例超過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比容量大大提;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,從而提活性物質的穩定性。
  16. Abstract : the effects of sodium hydroxide concentration and chlorination temperature on effective chlorine content of calcium hypochlorite were tested. the effects of mesh number of standard sieve on effective chlorine content of calcium hypochlorite were tested. the retrieval technology of effective chlorine in mother liquor of calcium hypochlorite was researched, and the effects of cycle number on effective chlorine content of calcium hypochlorite were tested. the results indicate that when sodium hydroxide concentration is 333. 3 g / l, and chlorination temperature is 20, the effective chlorine content of calcium hypochlorite is highest, that when mesh number of standard sieve is 180 mesh, the effective chlorine content of calcium hypochlorite is higher, but the passing sieve rate is not too low, that the cycle number has no remarkable effect on the effective chlorine content of calcium hypochlorite, and the effective chlorine content of calcium hypochlorite is basically above 80 %

    文摘:測試了燒堿質量分數和化溫度對漂粉精有效含量的影響,測試了分鹽用標準篩目數對漂粉精有效含量和過篩率的影響.研究了漂粉精母液中有效的回用工藝流程,並測試了循次數對漂粉精有效含量的影響.結果表明,燒堿質量分數為25 、化溫度為20時,漂粉精的有效含量最;標準篩目數為180目時,漂粉精的有效含量較而過篩率不太低;循次數對漂粉精有效含量沒有顯著影響,並且漂粉精有效含量基本上可以達到80以上
  17. The effects of sodium hydroxide concentration and chlorination temperature on effective chlorine content of calcium hypochlorite were tested. the effects of mesh number of standard sieve on effective chlorine content of calcium hypochlorite were tested. the retrieval technology of effective chlorine in mother liquor of calcium hypochlorite was researched, and the effects of cycle number on effective chlorine content of calcium hypochlorite were tested. the results indicate that when sodium hydroxide concentration is 333. 3 g / l, and chlorination temperature is 20, the effective chlorine content of calcium hypochlorite is highest, that when mesh number of standard sieve is 180 mesh, the effective chlorine content of calcium hypochlorite is higher, but the passing sieve rate is not too low, that the cycle number has no remarkable effect on the effective chlorine content of calcium hypochlorite, and the effective chlorine content of calcium hypochlorite is basically above 80 %

    測試了燒堿質量分數和化溫度對漂粉精有效含量的影響,測試了分鹽用標準篩目數對漂粉精有效含量和過篩率的影響.研究了漂粉精母液中有效的回用工藝流程,並測試了循次數對漂粉精有效含量的影響.結果表明,燒堿質量分數為25 、化溫度為20時,漂粉精的有效含量最;標準篩目數為180目時,漂粉精的有效含量較而過篩率不太低;循次數對漂粉精有效含量沒有顯著影響,並且漂粉精有效含量基本上可以達到80以上
  18. Gas chromatography - mass spectrometry ( gc - ms ) analyses showed that both potassium permanganate and chlorine could oxidate the organic matters with unsaturated functional groups into those with carboxyl, hydroxyl and aldehyde. and it was further revealed that after preoxidation by potassium permanganate, the sorts of organic matters were reduced remarkably, however, chlorination leaded to increase of the sorts of orgnic matters and brought some chloro - organics such as chlorobenzene, chlorophenol, and trichloro - ethane

    通過色譜-質譜聯用( gc - ms )評價分析了錳酸鉀和對有機物結構的改變,錳酸鉀和均將原水中的一些不飽和性有機物氧化分解為一些含氧基團的有機物,如羧酸類、醇類和醛等有機物,但預化會在水中出現一些鹵代物,鹵代產物不僅出現在苯上,而且出現在鏈烴上。
  19. 1. polybenzidine ( pbz ) was polymerized by using chemical method in organic system and with ( nh4 ) _ 2s _ 2o _ 8 as oxidant, hclo4 as dopant. the electrochemical behaviors of pbz electrode were studied by cyclic voltammetry, charge - discharge test and electrochemical impedance techniques

    1 .用化學直接氧化法在乙腈溶液中,以酸為摻雜劑制備了聚聯苯胺,用循伏安,交流阻抗,直流充放電對其電容行為進行了研究,聚聯苯胺電極比電容為150f / g 。
  20. As a primer in mcb ' s perchloropoly vinyl series for interior, exterior surface of steel in moderately to severely corrosive environment, including submerged surfaces

    在中等至嚴重腐蝕境下,塗佈於鋼板的內、外表面(包括長期浸泡海水中的部位) 。作為「名盾」牌化聚乙烯漆系列的底漆。
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