光降

The result showed that after be treated by two-level of biochemistry processing, photodegradation and ozone oxidation treatment, the COD toxicity and genotoxicity of the coking wastewater reduced gradually.

结果表明，焦化废水经二级生化处理和光降解、臭氧氧化深度处理可使其COD及其遗传毒性逐级降低。

The results show that H 2 O 2 and K 2 S 2 O 8 can photodegradate DDVP betterly.

结果表明:H2O2、K2S2O8对DDVP的光降解具有良好的效果.

Action Mechanism and Formulation Design for Compounded Photodegradable Aid

复配型光降解剂的作用原理及配方设计

Probably its key benefit, however, was minimizing glare during daylight hours.

但或许其最大的好处是在白天收看时把耀光降到了最低。

It could be concluded that in the course of photodegradation of EE_ ( 2), C3 or C10 atoms should be the sites at which is subject to the electron attack and oxidization of EE_2 into carbonyl or hydroxyl compounds.

对EE2的降解机理进行了探讨，认为EE2在光降解过程中，分子中的C3和C10原子容易受到电子的攻击，氧化生成羰基或羟基化合物。

The photodegradation experiment showed that the introduction of electron withdrawing group on methane chain would improve the photo-stability of the dye, while electron donating group would decrease the photo-stability.

三种染料与其母核染料的光降解对比试验说明，甲川链上引入吸电子基团使得染料光稳定性提高，而供电子基团则光稳定性下降。

The photodegradation process could be well described by a four-parameter biphasic first-order reaction kinetic model, and showed obvious rapid and slow photodegradation phases, the latter was the rate determining step.

4参数2室一级反应动力学模型可以很好地描述同时洗脱和光催化降解土壤中硫丹的过程，包括快速光降解和慢速光降解两个阶段，后者是整个降解过程的速度控制步骤。

The possible reaction mechanisms of the photolytic degradation of chloroacetic acids are proposed.

提出了光降解氯代乙酸可能的反应机理。

The influence of nano-TiO_2 on photo oxidative degradation of PP in artificial accelerated UV light weathering and natural weathering were studied by mechanical properties monitoring and scanning electronic microscopy ( SEM).

通过分析PP/TiO2共混纤维在人工加速紫外光降解和自然光降解过程中拉伸断裂伸长率和表面形态的变化情况，从而研究了共混纤维中锐钛矿型纳米二氧化钛对聚丙烯纤维光氧化降解性能的影响。

In terms of the connection of carbonyl index and degradable time, the kinetic equation is found by method of steady-state hypothesis during degradation of polymer, which is three cubed equations of linearity regress.

基于煤基PE降解过程中各影响条件下羰基指数与降解时间的关系，利用稳态假设法得到薄膜降解动力学方程，对其光降解机理及降解特性具有一定指导作用。

Objective : To study the photodegradation mechanism of Fleroxacin solution.

目的: 研究氟罗沙星溶液光降解反应机理.

The photochemical degradation of naphthalene was studied systematically in seawater, artificial seawater and distilled water under the radiation of high-pressure mercury lamp or sunlight.

系统研究了在高压汞灯或天然日光照射下萘在天然海水、人工海水和蒸馏水中的光降解情况。

The photodegradation efficiency decreases with increasing the initial concentration of E1.

在2~10mg/L范围内，光降解效率随水溶液中E1初始浓度的增加而降低。

Influences of pH, concentrations of oxidents and Cu 2 + on the photodegradation rate of DDVP were investigated.

探讨了氧化剂浓度、pH值 、 Cu2+浓度对DDVP光降解的影响.

Photocatalytic Functional Ceramic and Its Speciality of Photodecomposition

光催化功能陶瓷及其光降解特性

Biodegradation and photodegradation of surfactants are now arousing more and more interest.

表面活性剂的生物降解和光降解技术正受到越来越多的关注.

When assess the biodegradability of photo-biodegradable films after photo degradation, intensity of microorganism, carbonyl value, carbon-oxygen index, hydroxide group index, weight are suggested to select.

评价双降解膜光降解后的生物降解性能时，微生物生长等级、羰基指数（A（1715cm-1）/A（2020cm-1））、碳氧指数、羟基指数、质量都是很好的评价指标。

Photocatalysis degradation of o-cresol was studied using Fe_2O_3/ TiO_2 nanoparticles as photocatalyst and reflector sunlight dysprosium lamp as light source.

以复合纳米Fe2O3/TiO2作为催化剂，日光色镝灯为光源，研究了邻甲酚溶液的可见光降解。

Very importantly, photocatalytic degradation of rhodamine B shows that RN700A550 has higher activity than P25 under the irradiation of both visible and ultraviolet light.

罗丹明B的光降解实验表明，RN700A550不仅在可见光而且在紫外光激发条件下都显示了比P25更高的光催化活性。

The results indicate that degradation of PMPES is random process and have remarkable bleaching.

本文研究了PMPES的紫外光降解行为,其降解规律属无规降解,具有显著的光漂白作用.

Purposes: Manufacturing hydrogen peroxide, dye intermediates, light-cured resin catalyst, photodegradation membrane, coatings and photosensitive polymerization initiator.

用途: 制造双氧水 、 染料中间体 、 光固化树脂催化剂 、 光降解膜, 涂料和光敏聚合引发剂.

This paper introduced the degradation mechanism of polyvinyl chloride ( PVC ) under the irradiation of ultraviolet light.

介绍了聚氯乙烯 ( PVC ) 的紫外光降解机理.

Besides, the main products included chlorophenol, acetic acid and formic acid.

除此之外，氯酚、乙酸、甲酸等物质也是氯苯紫外光降解的主要产物。

CO in the surface ocean is produced primarily from photolysis of chromophoric dissolved organic matter ( CDOM) and is lost by microbial consumption and air-sea outgassing.

表层海水中的CO主要是通过有色溶解有机物（CDOM）的光降解产生的，其中大部分被微生物所消耗，一小部分通过海气界面扩散进入大气。

Primarily Probing into Photodegradation Mechanism of Mulberry Silk

桑蚕丝光降解机理初探

The photo degradable behavior and physical properties of the photooxidable PE containing twin photosensitizers were studied.

研究了含双组分光敏剂光氧化PE的光降解行为和物理特性变化.

Thus algae have a promotional function in photo degradation of phorate-and-phoxim.

因此,藻类对湖泊水体中甲拌辛的光降解有促进作用.

The effects of some factors were studied by the degradation of acid orange dye under mercury lamp irradiation.

以酸性橙为对象，高压汞灯为光源，研究了一些影响因素的改变对光催化剂光降解酸性橙的效率的影响。

A Study of the Photodegradation of Degradable Polypropylene Film with Infrared Spectrometry

红外光谱法研究降解聚丙烯薄膜的光降解性

The TiO2/ ACF catalysts were characterized by BET, XRD, and SEM. The photodegradation activity of TiO2/ ACF was investigated using tetrachloroethylene ( TCE) as a probe molecule.

采用BET、XRD、SEM等手段对其物理化学特性进行表征，以四氯乙烯光降解反应为探针反应，考察了TiO2/ACF催化剂的光催化降解性能。