催化的

Filtration, electrostatic colletion, chemical catalysis, ozone treatment and anion adsorption were all tried in application during the technical development. However, current techniques have the problems of relatively low purification rate, high costs, ect. So the reachers both here and abroad are now studying on the advanced purification methods like plasma and photo-catalysis techniques.

其中所用空气净化技术在经历了过滤、静电收尘、化学催化、臭氧或负离子等发展至今，现有技术在应用中存在净化效果不佳、价格昂贵等问题，国内外正致力研究先进的室内空气污染治理方法，如：等离子体技术和光催化技术等。

Meanwhile, evaluation of the catalytic activity of developed nano-NiO particles in pyrolyzing cellulose was carried out in comparison with that of micro-NiO, in the same conditions, using TGA.

同时，以纤维素为催化裂解对象，利用热重分析仪对纳米NiO和微米NiO的催化活性进行了初步评价和比较。

Aliphatic polyesters is a kind of biodegradable polymer.

脂肪族聚酯是一种可生物降解的新型高聚物，可通过化学催化、发酵和酶催化来合成。

The recyclable catalytic systems are able to be applied to a wide range of olefins.

该催化体系优于目前国内外相关研究报道的催化体系。

The screening test also reveals that tin chloride dihydrate/p-toluenesulfonic acid system is particularly effective for increasing the molecular weight of PLA.

而SnCl〓·2H〓O+TSA二元催化体系能够很好地催化乳酸缩聚反应，并且可以抑制外消旋和变色等副反应的发生。

The catalyzed oxidation of cyclohexanol with 30% aqueous hydrogen peroxide by mass fraction to produce adipic acid can be achieved using tungstic acid -acidic additive catalyst system in the absence of organic solvents and phase-transfer reagent.

以钨酸-酸性添加剂为催化体系，在无有机溶剂和相转移剂的情况下，催化30%过氧化氢氧化环己醇合成己二酸。

When the molar ratio of tungstic acid∶acidic organic additive∶cyclohexene∶hydrogen peroxide was 1∶1∶40∶176 (tungstic acid, 2.5 mmol) and the tungstic acid/resorcinol used as catalyst, the isolated yield of adipic acid was up to 90.9% for 8 h.

以钨酸/有机酸性添加剂为催化体系，在无有机溶剂、相转移剂的情况下，催化30%过氧化氢氧化环己烯合成己二酸。

The effect of several ions on photocatalytic degradation of methyl orange solution was investigated in detail.

以磷钨酸为光催化剂，在紫外灯照射下，对甲基橙溶液进行光催化降解，考察了几种阴阳离子对磷钨酸光催化降解甲基橙溶液的影响。

The research aimed to study the esterification of waste oils catalyzed by sodium bisulfate and provide references for the production of biodiesel by solid acid catalyzed wasted oils.

［目的］研究硫酸氢钠对废油脂酯化催化作用，为固体酸催化废油脂生产生物柴油的研究提供参考。

Wastewater of azo dye was photodegraded by the photocatalyst TiO_2 and the optimal technique condition was obtained.

对含偶氮染料工业废水进行光催化降解，寻求光催化降解偶氮染料的工艺及条件。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！