- 更多网络例句与氧氢基相关的网络例句 [注:此内容来源于网络,仅供参考]
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Light touches the intermediary is one catalyst, itself does not consume, the essential component is a nanometer carbon dioxide (TI02), under the illumination, Shui who the light touches in the intermediary union air He the oxygen forms the strong oxidized in the surface oxyhydrogen free radical, can decompose in the air the noxious gas and the bacterium, and releases C02 and the water, achieves the sterilization, the air purification, to deodorize.
光触媒是一种催化剂,本身并不消耗,主要成份是纳米二氧化碳(TI02),在光照下,光触媒结合空气中的水和氧气在表面形成强氧化性的氢氧自由基,能分解在空气中的有害气体和细菌,并释放出C02和水、达到杀菌、空气净化、除臭。氢氧自由基释放时模拟人体气味,有效把蚊子引过来。
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This dissertation aims to: improvement in regularity of ladderlike polysiloxane through strong H-bonding template and"half-water-hydrolysis"methods; synthesis of several functional polysilsequioxane with ethoxyl, hydro and aminopropyl groups respectively; and the preparation of nanoporous film with good mechanic properties from ladderlike functional polysilsesquioxane with intermolecular porogen via micro-phase separation process.
本论文旨在利用强氢键模板作用和"半水水解-脱氯化氢缩聚"的改进方法,提高反应性的梯形聚硅氧烷的规整度;合成乙氧基封端、含氢基和氨丙基的几种功能性梯形聚硅氧烷;以及探索利用含分子内成孔剂的梯形聚倍半硅氧烷通过微相分离制备低介电常数二氧化硅纳米微孔膜。
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The 6- cyano-1, 1 (1, 3- dioxypropylidene)-7-(carbomethoxyl group- methyl - 5- oxo-Delt6 (8)- tetrahydrochysene indolizine and haloethane reacts with each other for ethylization with existence of alkali and organic solution with or without phase transversion catalyst, and produces mentioned product.
本发明在相转移催化剂或无相转移催化剂存在下,6-氰基-1,1-(1,3-亚丙二氧基)-7-(甲氧羰基-甲基-5-氧代-Δ6(8)-四氢中氮茚类化合物与卤代乙烷在碱和有机溶剂的存在下进行乙基化反应即得6-氰基-1,1-(1,3-亚丙二氧基)-7-1′-(烷氧羰基-丙基-5-氧代-Δ6(8)-四氢中氮茚类化合物。
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H-Tyr-OH was then react with fluorenylmethyl chloroformate in dioxane or THF to give N-Fluorenylmethoxycarbonyl-O-benzyltyosine Fmoc-Tyr(Bzl-OH in 98% yield.
酪氨酸苄醚与芴甲氧羰基氯(Fmoc-C1)反应,成功地在氨基上导入了芴甲氧羰基保护基,反应在二氧六环或四氢呋喃中进行,产率达到98%。
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The initial three chapters of this dissertation aim to improve the regularity of ladderlike polysiloxane through strong H-bonding template and slowly dropping half water for hydrolysis and condensation.
本论文前三章旨在利用强氢键模板作用和半水量水解同步缩合脱氯化氢的改进方法首次合成了(1)高规整性、可溶的反应性含对苯二胺有机桥基的聚氢基硅氧烷高分子,29Si-NMR 图中显示梯形主链上硅原子-Si(HO2/2峰的基线宽度△1.0 ppm,这是至今文献报道的所有梯形聚硅氧烷规整性最好的数据;采用分段去撑法成功的合成了纯无机梯形聚氢基硅氧(来源:1bABC论文网www.abclunwen.com)烷。
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The leaf had better scavenging DPPH, reducing power, superoxide anion and H2O2 radical than other parts of Morus alba.
至於在特定自由基的清除能力上,桑枝有较佳的氢氧自由基清除能力,桑叶则对超氧阴离子及过氧化氢有较佳的清除能力。
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In the presence of catalytic rhodium acetate, ethyl 2-diazo-3-oxo-per fluoroalkanoates, reacted readily with nitriles to give a series of 5-fluoroalkyl substituted 1, 3oxazoles with high regio-selectivity through a metal carbenoid intermediate. The reactions of carbenoids with noncyclic vinyl ethers or cyclic vinyl ethers afforded dihydrofuroates in good to excellent yields. Interestingly, only vinyl C-H insertion compound was obtained concerning of the reaction of carbenoids with 2, 5dimethylfuran due to the steric hindrance of methyl group
醋酸铑分解2-重氮-3-氧代-全氟羧酸乙酯形成的金属卡宾作为1,3-偶极体,可以与一系列芳基或烷基取代的腈反应,高度区域选择性地生成一系列4-乙氧羰基-5-氟烷基取代的噁唑化合物;也可以与富电子的链状和环状的烯基醚反应,以优良的产率得到一系列氟烷基取代的二氢呋喃类化合物;而与2,5-二甲基呋喃的反应,由于甲基的位阻作用,只得到金属卡宾对呋喃3-位烯基碳氢键插入产物。
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During the ESR study of the effects of oxLDL on the ESR signal intensity of hydroxyl radicals in collagen (2 μg/ml)-activated platelets, we found that incubation of human platelets with collagen produced a typical four-line hydroxyl radical signal and a long-lived g = 2.005 radical detectable by spin trapper 5,5-dimethyl-1 pyrroline N-oxide.
在研究oxLDL降低由collagen 〈2 μg/ml〉刺激血小板产生的氢氧自由基〈OH●〉的ESR讯号强度的同时,我们发现以DMPO当自由基捕捉剂,collagen除了刺激血小板产生一个四线的典型氢氧自由基之外,还产生一个长半衰期 g = 2.005的自由基。
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Poly silica hybrids were prepared through polymerization, condensation and sol gel processes of the mixture of methyl methacrylate, poly and a small amount of coupling agent methacryloxylpropyl trimethoxy siliane in tetrahydrofuran.
采用溶胶-凝胶技术,以硅酸钠为原料制备聚硅酸/四氢呋喃溶胶,再与甲基丙烯酸甲酯及少许偶联剂甲基丙烯酰氧丙基三甲氧基硅烷(MPTMS 混合,经聚合、缩合和溶胶-凝胶过程制备了有机/无机两相间有— C—Si—O—键的杂化材料——聚甲基丙烯酸甲酯/二氧化硅(PMMA/Si O2 )。
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Active hydrogen atom and oxygen ion form Hydroperoxy radicals which surround the positively charged biological contaminants, and then react with three hydrogen elements of its protein structure, destroying and detoxicating the biological contaminants nature.
活性氢和氧离子(O2-)形成的氢过氧自由基,会包围着带正电荷的生物污染物,每一枚黏附在污染物表层的氢过氧自由基,会与其蛋白质结构中三个氢元素产生反应,完全破坏其结构,变成无毒状态。
- 更多网络解释与氧氢基相关的网络解释 [注:此内容来源于网络,仅供参考]
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butylene oxide:亚丁基氧 环氧丁烷 四氢呋喃
butylene glycol | 丁二醇1,3- | butylene oxide | 亚丁基氧 环氧丁烷 四氢呋喃 β- | butylene | 丁烯
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hydroperoxide:过氧化氢
hydromorphy 水成形态 | hydroperoxide 过氧化氢 | hydroperoxyl radical 氢过氧游离基; 氢过氧自由基
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hydroperoxide:过氧化氢 字串
hydromorphy 水成形态 | hydroperoxide 过氧化氢 字串9 | hydroperoxyl radical 氢过氧游离基; 氢过氧自由基
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hydrosphere:水圈;水界
hydroperoxyl radical 氢过氧游离基; 氢过氧自由基 | hydrosphere 水圈; 水界 | hydrosulphuric acid 氢硫酸; 硫化氢
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hydroxyl radical:氢氧自由基
无法被波长 185 nm 分解的键结,可以 185 nm 与 254 nm 紫外线的共同作用机制下产生氢氧自由基 (hydroxyl radical) 来加以分解. 详细机制如下,经紫外线的照射,会使超纯水中的氧分子形成臭氧与氧自由基 (Oxygen radical),进而生成氢氧自由基.
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Hygroscopic:收湿的
hydroxyl radical 氢氧游离基; 氢氧自由基; 羟基 | hygroscopic 收湿的 | hyperchlorous anhydride 氧化氯; 一氧化二氯
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arsenous oxide:三氧化二砷
成分 :有效成分 : 二硫化二砷 ( As2S2 , Arsenic disulphide ), 纯度要高於 90% 以上.有毒成分: 遇热分解产物三氧化二砷 (Arsenous oxide ) 其他成分 : 少量重金属盐类品 .砷在人体内引起致病之机转,一般是认为因砷会抑制硫氢基(SH-)的酵素活性,
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bismuthyl:氧铋基
bismuthyl hydroxide | 氢氧化氧铋 | bismuthyl | 氧铋基 | bismutite | 泡铋矿
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bismuthyl hydroxide:氢氧化氧铋
bismuthyl fluoride | 氟化氧铋 | bismuthyl hydroxide | 氢氧化氧铋 | bismuthyl | 氧铋基
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peroxyl radical:氢过氧游离基; 氢过氧自由基; 过羟基
permit to discharge 排放许可证; 倾卸许可证 | peroxyl radical 氢过氧游离基; 氢过氧自由基; 过羟基 | peroxynitric acid 过氧硝酸; 过硝酸