And nearly 50 percent reduction of activation energy ,has obtained with the catalyst polypropylene ratio of 30%.

說(shuō)明粉煤灰和電石渣對(duì)聚丙烯裂解具有一定的催化效果。

The effects of reaction temperature, pressure and the amount of activator were studied.

考查了溫度黄色,com、氫氣壓力及助催化劑量等工藝條件對(duì)反應(yīng)的影響天天狠天天透天干天天怕∴，并對(duì)催化劑進(jìn)行了套用試驗(yàn)。

In addition, the catalytic reaction of hydroxyl radicals also have a wide range of bacteria killing effect.

此外中文字幕97国产，催化反應(yīng)產(chǎn)生的氫氧自由基還對(duì)多種病菌具有殺滅作用亚洲國產綜合无码一区二区。

Rhodium-catalyzed asymmetric 1,4-conjugate addition reaction is one of the most efficient methods for the carbon-carbon bond formation.

銠催化不對(duì)稱1，4-共軛加成反應(yīng)是一種非常有效的碳—碳鍵形成方法一级毛片全部免费播放_。

Using immobilized yeast cells to yield adenosine tripHospHate from adenosine monopHospHate is one of the most interesting techniques in ATP industry.

利用固定化酵母催化一磷酸腺苷磷酸化生成三磷酸腺苷是最有工業(yè)前景的ATP生產(chǎn)方法之一亚洲中字乱伦一区二区。

Under this circumstance,the yield of dioctyl adipate cou...

固體超強(qiáng)酸SO42-/ZrO2-TiO2/La3+具有良好的催化活性高，可重復(fù)使用少妇工地嫖妓毛片。

Use semiconductor to adulterate to also can improve the smooth catalysis performance of TiO_2 film well, among them with SnO_2 effect best.

采用半導(dǎo)體摻雜也能很好地提高TiO_2薄膜的光催化性能日韩系列在线精品视频观看，其中以SnO_2效果最好。

This type of catalysis advantageously replaces the conventional catalysts based on mercury salt.

這類催化有利地代替以汞鹽為主要成分的通常催化劑亚洲欧美黄片日韩。

Now, technology of EGR and aftertreatment are known as the two effective methods to purify NO_x emission which are available for diesel.

目前久久精品亚洲精品无码白，廢氣再循環(huán)和后處理催化還原被公認(rèn)為是可以應(yīng)用在柴油機(jī)上比較有效的凈化NO_x排放技術(shù)。

METHODS Phase-transfer catalytic methylation and suitable method of aftertreatment were used.

采用相轉(zhuǎn)移催化法以硫酸二甲酯為甲基化劑進(jìn)行α-甲基化反應(yīng)久久影音先锋精品，并采用適當(dāng)?shù)暮筇幚矸椒ā?/p>