1) photochemical decomposition
光化学分解
2) photochemical decomposition
光化分解
3) chemical decomposition
化学分解
1.
In this paper some methods of chemical decomposition in the recycling of different kinds of waste plastics have been reviewed,and the advantages and shortcomings between supercritical and conventional decomposition methods are also discussed and compared herein.
本文介绍了各种废旧塑料在超临界流体中的化学分解反应过程 ,分析并比较了以超临界流体为介质分解废旧塑料与常规分解方法的优缺点 ,为废旧塑料 ,尤其是缩聚型废旧塑料的处理及回收再生利用指明了一条新的途
2.
To achieve both qualitative and quantitative understanding of the chemical decomposition characteristics of hardened cement paste (HCP) subjected to the elevated temperatures of fire,X-ray diffraction (XRD) is adopted on HCP samples after their exposure to various peak temperatures from 400 to 800 ℃ so as to test their C-S-H chemical decomposition dynamics.
因高性能混凝土的抗火性与高温下硬化水泥浆(HCP)的化学分解有密切关系,为获得对火灾高温所致HCP化学分解特征的定量理解,对HCP试样进行了400~800℃的高温处理,采用XRD测定C-S-H化学分解动力学。
4) photodegradation
[,fəutəu,deɡrə'deiʃən]
光化学降解
1.
The processes of photodegradation of pesticides play a key role in the transformation of pesticides in the marine environment.
农药的光化学降解是海水中农药残留污染物去除的重要途径,其降解过程和降解产物对海水环境的影响很大。
2.
The importantfactors affecting photodegradation of pesticides in water were reviewed, including selection of light, pH, photosensitizer,photoquencher, etal.
农药在水中的光化学降解是重要的降解途径,其过程和产物对农药药效、代谢、毒性及环境影响很大。
3.
The photodegradation of trifluralin was investigated on solid phase,under high pressure mercury lamp or sunlight irradiation.
以高压汞灯和太阳光为光源,研究氟乐灵在玻片、硅胶G、石英砂和膨润土表面的光化学降解。
5) photochemical degradation
光化学降解
1.
Photochemical degradation of chlorothalonil in aqueous solution.;
百菌清(chlorothalonil)在水中的光化学降解
2.
Study on photochemical degradation of polycyclic aromatic hydrocarbon pollutants from car exhaust;
光化学降解汽车尾气中多环芳烃污染物的研究
3.
Effects of hydrogen peroxide and Cl~-/Br~-/I~- on the photochemical degradation of methylene blue;
过氧化氢和卤离子对亚甲基蓝光化学降解的影响
6) photo-degradation
光化学降解
1.
The photo-degradation of 2-Allylphenol by UV irradiation or sunlight in various solvents was examined.
以太阳光和紫外灯为光源研究了 2 烯丙基苯酚在溶液相中的光化学降解 。
2.
An analytical method for metalaxyl in water was established by gas chromatography in this paper Applying this method,the respective effect of two kind of light sources on photo-degradation of metalaxy were studied.
该文阐述了水中甲霜灵残留量的气相色普仪分析检测方法,研究了两种不同光源对甲霜灵在水中光化学降解的影响。
3.
The effects of three pesticides (chlorpyrifos,triadimefon and cyhalothrin) on the photo-degradation of iprodione were studied under the illumination of high-pressure mercury lamp.
研究高压汞灯光照下,毒死蜱、三唑酮、功夫菊酯3种农药对杀菌剂异菌脲光化学降解的影响。
补充资料：光化臭氧化
分子式：
CAS号：
性质：在光的作用下，有机化合物分子被臭氧氧化的反应。在紫外光照射下，臭氧分解为氧分子和氧原子：O3+hv(λ=220~320mn)→O2+O；O可引发一系列反应：O+H2O→·OH+·OH；O+N2O→NO+NO；CH4+·OH→·CH3+H2O；进一步反应则得到甲醛等含氧化合物。其他有机化合物发生光化臭氧化反应，生成多种含氧化合物。
CAS号：
性质：在光的作用下，有机化合物分子被臭氧氧化的反应。在紫外光照射下，臭氧分解为氧分子和氧原子：O3+hv(λ=220~320mn)→O2+O；O可引发一系列反应：O+H2O→·OH+·OH；O+N2O→NO+NO；CH4+·OH→·CH3+H2O；进一步反应则得到甲醛等含氧化合物。其他有机化合物发生光化臭氧化反应，生成多种含氧化合物。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条