Conjugated enzyme :An enzyme that contains nonprotein component in addition to the amino acids.

酶的活性中心：酶分子中直接與底物結(jié)合久久久轮奸视频，并催化其轉(zhuǎn)變成產(chǎn)物的特定空間區(qū)域，是酶發(fā)揮催化作用的關(guān)鍵部位在线观看免费无码A片视频。

In diluted H2SO4 and heating at 85℃, the discoloration reaction of xylene cyanol FF oxidized by potassium periodate can be greatly catalyzed by ruthenium. According to this phenomenon, a new method for catalytic kinetic spectrophotometric determination of ruthenium has been developed.

在稀H2SO4介質(zhì)中及85℃的加熱條件下免费看18禁止观看啪啪网站，Ru對高碘酸鉀氧化二甲苯藍(lán)FF褪色反應(yīng)具有顯著的催化作用，據(jù)此建立了催化動力學(xué)光度法測定痕量釕的新方法久久2视频。

On the basis of catalytic action of iridium on the oxidation reaction of xylene cyanol FF by the potassium periodate in the medium of 0.02mol/L H2SO4 and heating at 95℃, a new catalytic kinetic spectrophotometry for the determination of iridium is established.

在0.02mol/L硫酸介質(zhì)中及95℃的加熱條件下99超碰免费，對高碘酸鉀氧化二甲苯藍(lán)FF的褪色反應(yīng)具有顯著催化作用，據(jù)此建立了催化動力學(xué)光度法測定痕量依的新方法欧美伊人久久大香线蕉综合69。

Results show that CNTs can catalyze pyrotechnics with potassium perchlorate and potassium nitrate, and the best adding method is water-mixing method.

結(jié)果表明一本道在线免费观看无码一区二区，碳納米管對含兩種煙火藥劑均具有催化作用，其中以水混法添加的催化劑催化效果最佳日韩妓女精品影院视频播放在线观看。

Based on the nitrite catalyzed oxidation of pyrocatechol violet by potassium bromate, a new catalytic spectrophotometric method for determination of trace nitrite has been developed.

基于在磷酸溶液中亚洲精品永久中文字幕，亞硝酸根對溴酸鉀氧化鄰苯二酚紫的褪色反應(yīng)具有催化作用，建立了催化光度法測定微量亞硝酸根的新方法女人十八片。

This promoting effect of the reducible supports has been attributed to the creation of new active sites at metal-support interface which originates from the migration of support suboxide species onto metal surface.

以上研究為了解Cu99riav黄片国产免费，γ-Al2O3，MnOx国产一级特黄在线视频，TiO2共助催化作用的本質(zhì)和開發(fā)性能優(yōu)良的CO2加氫合成甲醇及二甲醚新的催化體系提供了實驗依據(jù)和理論依據(jù)在线观看黄色毛片。

The relationship of the surface structure of the resin and its activity is investigated.

研究了樹脂的表面結(jié)構(gòu)特點及其與催化性能的關(guān)系，并從樹脂催化作用的模式解釋在α－位阻脂肪酸酯化中的活性顯著大于硫酸的活性久青草视频。

The effects of shape, size of TiO〓 particles on the photocatalytical properties were studied.

設(shè)計了可方便測定量子產(chǎn)率的光解水催化反應(yīng)裝置caoporen在线精品视频，考察顆粒形狀、大小等因素對光解水制氫催化作用的影響四虎成人最新影院网址大全。

Esterification process of a reversible step wereresolved as two irreversible steps,then chemical decomposition of wood components weredecreased in liquid acid catalyst.Experiments showed that crosslinking catalysts took catalysisrole on two process in the esterification,(1)five cyclic anhydrides formed by dehydration ofpolycarboxylic acids,(2)esters occurred by substitution between five cyclic anhydrides andwood.

實驗中的反應(yīng)過程使一般的酯化一步可逆反應(yīng)99九色视频在线观看，分解為兩步不可逆反應(yīng)，減少了液相酸催化過程的木材組分化學(xué)降解97特大黄片；交聯(lián)反應(yīng)催化劑對于多元羧酸類化合物與木材組分的酯化反應(yīng)具有兩個過程的催化作用：(1)多元羧酸脫水形成五元環(huán)酸酐中間體欧美性爱直播；(2)木材與五元酸酐中間體親核取代反應(yīng)形成酯。

This catalyst SO~(2-)_4/TiO_2-SiO_2 has good catalytic effects on esterificational reactions of ethylic acid and emtrol.

研究了影響SO2-4/TiO2-SiO2催化活性的因素及再生的條件狠狠se狠狠ri91视频，發(fā)現(xiàn)其對醋酸和脂肪醇的酯化反應(yīng)具有良好的催化作用igao日韩无码。