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- Under the condition of H2O2 concentration of 8mg/L and irradiation of 30W low pressure mercury vapor discharge lamp,the photodegradation rate constant of 2,4-DCP in distilled water and tap water was 0.0232min-1 and 0.0162min-1 respectively. 在H2O2投加量为8mg/L;1个30W低压汞灯照射下;2;4-DCP在蒸馏水和自来水中光降解速率常数分别为0.;0232/min和0
- The photodegradation rate constants and the half-lives of phenol and aniline in the water of the Second Songhua River were determined by means of outdoor simulation experiments. 摘要利用室外模拟实验测定了苯酚和苯胺光降解的速度常数和半寿命。
- photodegradation rate constant 光降解速率常数
- The absorption rate constant expresses the speed of absorption. 吸收速率常数表示吸收的速度。
- 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 .
- The maximal gelation rate constant occurred the top layer. 在凝胶过程中，凝胶速度常数最大的是皮层。
- Changing type and content of the photosensitizers in films can control the photodegradation rate of films. 改变煤基光敏剂的类型和添加量可以调节薄膜的光降解速度。
- Photodegradation rate can be influenced by factors such as sunlight, dissolved oxygen, metal ions, etc. 光降解速率会受到光照条件、溶解氧、金属离子等因素的影响。
- Low humic acid concentration accelerated 2,4-DCP photodegradation rate while high humic acid concentration restrained photodegradation. 腐殖酸在低浓度时,促进光降解反应的进行,在高浓度时,2,4-DCP的光降解氧化受到抑制。
- The influence of HCHO initial consistency、temperature、humidity and degradation reaction time on the photodegradation rate of HCHO are discussed. 还讨论了二氧化钛初始浓度、温度、湿度以及反应时间对甲醛的实际降解率的影响，并分析了原因。
- The apparent reaction rate constant can be obtained by linear regression. 线性回归得出化学反应速率常数表观值。
- The photodegradation rate of avermectin was respectively decreased by 41.51%、43.46%、49.3%、45.99%、41.98% when 25、50、100、200、400mg/L BHA were coapplied with 50mg/L UV-P with UV treatment for 8h. 紫外光照8h后，BHA分别以浓度25、50、100、200、400mg/L和50mg/L UV-P混合使用，使阿维菌素降解率分别对照降低了41.;51%25、43
- The photodegradation rate of histidine increased with the increase of UVA dosage and drug concentration.Conclusion Both pipemidic acid and norfloxacin cause photooxidation of histidine. 结论吡哌酸和诺氟沙星均引起组氨酸光氧化分解，UVA剂量增加和药物浓度增加都导致光敏反应增强。
- The variation of the return rate constant k with different absolute temperature T deviates Arrhenius empiric equation. 反应速率常数随绝对温度的变化基本上符合阿累尼乌斯定理。
- The parabolic rate constant B is substantially larger for wet oxidation than for dry. 在湿氧氧化中抛物线速率常数B比干氧氧化中的大得多。
- Its reaction constant K, rate constant k_1, activation energy E_(a.1) and Arrhenius factor k_(0.1) were determined. 测定了其反应常数K、速度常数k_1、活化能E_((?) ,1)及频率因子k_(0,1)。
- This is very significant to both determining the rate constant and estimating the activation energy. 这对于求反应速率常数和估计反应的活化能都具有重要意义。
- The effective diffusion coefficient and rate constant of intraparticle transport were calculated. 求出了颗粒内有效扩散系数和颗粒内扩散速率常数。
- With the seawater salinity increasing,the degradation rate constant of substrate drops. 随着污水中海水比例的增大，基质降解速率常数逐渐变小。
- To master the relation of reaction rate constant and temperature (Arrhenius equation). 掌握反应速率常数与温度的关系（阿累尼乌斯公式）。
