甲氧值 的英文怎麼說
中文拼音 [jiǎyǎngzhí]
甲氧值
英文
methoxy value-
1 ) the synthesis and structural characterization of 5, 10, 15 - tris ( penta - fluorophenyl ) corrole and its corresponding [ 5, 10, 15 - tris ( pentafluorophenyl ) corrolato ] manganese ( iii ) ; 2 ) the synthesis and structural characterization of series of porphyrin and metalloporphyrins as follows : chloro [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] manganese ( iii ), chloro [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] iron ( iii ), [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinato ] copper ( ) and - oxo - bis [ 5, 10, 15, 20 - tetra ( p - methyl - phenyl ) - porphinatomanganese ( iii ) ]. 2. in the third charpter, a highly selected silver electrode based on 5, 10, 15 - tris ( pentafluorophenyl ) corrole has been prepared, and its response was compared with that of metallo corrole counterpart and 5, 10, 15, 20 - tetra ( phenyl ) porphyrin
3 、制備了以-氧-雙( 5 , 10 , 15 , 20 -四(對甲基苯基) )錳卟啉載體的鉬酸根選擇性電極,並與5 , 10 , 15 , 20 -四(對甲基苯基)鐵卟啉、 5 , 10 , 15 , 20 -四(對甲基苯基)錳卟啉、 5 , 10 , 15 , 20 -四(對甲基苯基)銅卟啉電極的響應性能進行了比較,對電極的膜組份進行了優化,並分別考查了電極的選擇性、 ph值影響、穩定性和壽命等,並將該電極應用於腐蝕抑制劑中鉬酸根的測定。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,滅菌速度比氯快600 ? 3000倍,幾秒鐘內即可殺死細菌,當臭氧濃度達到臨界值時,殺菌可在瞬間完成。The catalytic activity of ( hmbp ) 2ticl2was lower than - diketonate titanium catalysts. the catalytic activity of dinuclear - diketonate titanium catalysts was comparative to mononuclear ones. however, the dinuclear - diketonate titanium catalyst showed the synergism effect, for example, the lower catalyst concentration and the molar ratio of al to ti, the activity reached the maximum value at 80, the melting temperature of polymer was enhanced
2 -羥基苯酮鈦[ ( hmbp ) _ 2ticl _ 2 ]的催化活性低於-二酮鈦類催化劑;雙核催化劑在催化活性方面與對應單核催化劑相差不多,但在聚合規律上表現出與單核催化劑不同的雙核協同作用,如聚合所需的催化劑濃度、助催化劑甲基鋁氧烷mao量降低,活性在80時出現極值,熔點提高等,而且雙核催化劑是單活性中心催化劑。The resistance strain showed low cross - resistance to methoxyfenozide, but it showed no cross - resistance to cyhalothrin, deltamethrin, beta - cypermethrin, phoxim, chlorpyrifos, methomyl, emamectin, fipronil and chlorfluazuron, with resistance ratios ranged from 0. 83 - to 1. 63 - fold
該種群對甲氧蟲酰肼有一定交互抗性,對有機磷、氨基甲酸酯、擬除蟲菊酯類等多種殺蟲劑都不存在交互抗性,抗性比值在0 . 83 ~ 1 . 63倍之間。6 ), the process that h20 is adsorbed on the electrode surface and the hydroxyl group is formed to oxidize the co may be the rate - determining step ; in the region iil ( logi > l. 6 ), all of the tafel curves show a curvature until the current densities reach the peak value, indicative of a possible limiting current. the effect of rare earth elements on methanol electro - oxidation has not been reported in literatures
在低極化區( logi 1 . 3 ) ,甲醇發生脫氫反應並形成反應中間體,其中co成為未被氧化的毒物,此過程成為速率限制步驟;在更高的極化區( 1 . 3 logi 1 . 6 ) , h _ 2o吸附在電極表面並解離生成[ oh ] ,促進了co的氧化,此為此階段速率控制步驟:在第3個極化區( 10gi 1 . 6 ) , tafel曲線發生彎曲,電流密度也最終達到峰值。In vitro injury models of brain slice ( ogd and nmda insult ) and primary neuronal cultures ( nmda insult ) oxygen / glucose deprivation ( ogd ) - induced injury of rat hippocampal slice in vitro the rat hippocampal slices prepared were allowed to recover in the normal artificial cerebrospinal fluid ( acsf ) bubbled with gas mixture of 95 % o2 + 5 % co2 for 1 h, then they were thansfered to glucose - free nacsf which was bubbled with gas mixture of 95 % n2 + 5 % co2. after treatment with ogd, the slices were placed into 2 % ttc solution in dark and incubated at 37 * cfor 1h. the slices were weighted and a 50 : 50 mixture of ethanol / dimethyl sulfoxide was then added to extract the formazan in dark for 24 h
離體腦片損傷模型( ogd和nmda )及原代培養神經元nmda損傷大鼠離體海馬腦片缺氧缺糖( ogd )損傷大鼠離體海馬腦片制備后,在通氧混合氣的正常腦脊液( nacsf )中恢復60min ,然後移入通氮混合氣的無糖腦脊液(吵化sf )中缺氧缺糖,取出腦片與2 ttc避光37 』 c溫浴60dll ,染色后根據每克濕重加入20ml抽提液(乙醇:二甲亞礬一50 : 50 ) ,在密閉容器內避光置24h ,測量前搖勻后取200pi至96孔板,在490urn波長,酶標儀測定各孔od值。In tape casting process, the mixture of xylene and propanol were used as the solvent of the slurry. the more suitable dispersing agent - s80 was selected as the suitable dispersing agent in the slurry to fit the solvent after the preparatory experiment. the influence of alumina powder content, the ratio of plasticizer and binder not only on the viscosity of the slurry but also on the pliability of green tape were investigated,
二甲苯和異丙醇混合液作溶劑,選擇適合溶劑的分散劑,並研究了氧化鋁固含量、塑性劑與粘結劑的比值( r )對漿料粘度的影響,以及氧化鋁固含量、 r值和復合塑性劑的不同配比對素坯性能的影響。Non - ionic surface active agents - polyalkoxylated derivatives - determination of hydroxyl value - phthalic anhydride method
非離子表面活性劑聚烷氧基化衍生物羥值的測定鄰苯二甲酸酐法Abstract : the method of using formaldehyde buffer solution a b sorption - hydrochloric pararosaniline spectrophotometry to determine sulfur diox ide in air has higher sensitivity and good selectivity, and prevents from adoptin g mercurial absorbent. but the conditions in lab are not well controlled, the v alue of reagent blank and standard curvilinear slope can ' t accord with the one s tipulated in “ methods for air and waste gas monitoring and analysis ”. some opra tional techniques for so2 determination in lab are introduced for reference
文摘:以甲醛緩沖溶液吸收-鹽酸副玫瑰苯胺分光光度法測定空氣中的二氧化硫,方法靈敏度高,選擇性好,避免了使用含汞的吸收液,但如果實驗條件控制不好,試劑空白值及標準曲線的斜率就會不符合《空氣和廢氣監測分析方法》中規定的值,本文著重從操作技巧方面對二氣化硫測定的實驗室質量控制進行分析,僅供參考。Surface active agents - alkoxylated derivatives - determination of hydroxyl value - n - methyl imidazole method
表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法The oxygen sensing properties of the membranes have been studied, the results indicate that the membranes with ru ( phen ) 3cl2 have better oxygen - sensitivity than those with ru ( bpy ) 3cl2, and the membranes with the formamide content of 16 % ( v / v ) and ru ( phen ) 3cl2 content of 2. 10g / l in the precursor mixture have the best structure and quality. the fiber optic gas oxygen sensor with this sensing membrane has a detection limit of 5ppm, a response time of less than 30s, excellent reproducibility and stability. ( 2 ) a new kind of organically modified oxygen - sensitive membrane based on fluorescence quenching was prepared by sol - gel method, using dds and teos as the mixed precursor, rufchenbcla as the indicator
實驗證明:該類敏感膜的tan _ 0 tan值與氧氣濃度存在良好的線性關系;包埋ru ( phen ) _ 3cl _ 2的凝膠膜的氧敏感性相對較好;當甲酰胺為16體積比含量, ru ( phen ) _ 3cl _ 2在前驅體中濃度為2 . 10g l時,制備的敏感膜結構和性能最佳;對氣態氧檢測時,該敏感膜的響應時間小於30秒,檢測下限為5ppm ,具有較好的重復性和穩定性。Myocardium radioisotope scanning with 99m tc - mibi in the diagnosis of myocarditis
甲氧基異丁基異晴心肌平面顯像對心肌炎的診斷價值Methanotrophs can use methane as their sole carbon and energy source, which has potential value in coal gas control
摘要甲烷氧化菌以甲烷為其唯一碳源和能源,在瓦斯治理方面具有潛在應用價值。Surface active agents - alkoxylated derivatives - determination of hydroxyl value ; n - methyl imidazole method ; german version en 13926 : 2003
表面活性劑.烷氧基衍生物.羥基值的測定. n -甲基咪唑法分享友人