1) high frequency ultrasonic irradiation
高频超声降解
1.
The mechanism and kinetics of parathion degradation was investigated under high frequency ultrasonic irradiation in aqueous solution.
研究了高频超声降解水溶液中对硫磷的反应动力学以及机理。
2) ultrasonic degradation
超声降解
1.
Kinetics of ultrasonic degradation of polysaccharide from Porphyra yezoensis;
超声降解条斑紫菜多糖的反应动力学
2.
Study on ultrasonic degradation of methylene blue in the presence of nanometer rutile TiO_2 catalyst;
纳米金红石型TiO_2催化超声降解亚甲基蓝溶液
3.
Study on ultrasonic degradation of methylparathion pesticide in Presence of nano anatase TiO_2 catalyst;
纳米锐钛型TiO2催化超声降解甲基对硫磷农药的研究
3) ultrasound degradation
超声降解
1.
The work on this subject done by domestic and overseas scholars is studied in this paper,and the progress of researches on ultrasound degradation solution is summarized through examining related parameters,such as pH value,ultrasound frequency,power and intensity,concentration of phenol and dissolved gas.
论文研究了近几年国内外学者基于超声方法控制含酚废水的工作,从溶液pH值,超声频率、功率和声强,酚的初始浓度,溶解气体等方面总结了超声降解含酚废水的研究进展。
4) sono-degradation
超声降解
1.
The mechanism of sono-degradation of organic contamination and the way of degradation w.
本文首先系统地论述了超声波降解有机污染物的机理及其降解途径，分析影响有机物超声降解效果的基本因素，如超声频率、声强、溶液的粘度、温度、pH值、溶解气体等：接着综述了超声波在水处理领域的取得的成果及其发展前景；然后分析了基于有机物超声降解的动力学共振模型，这对深入认识超声波的降解机理具有重要价值；最后基于超声化学的理论，以典型的偶氮染料甲基橙和酸性大红GR染料为处理对象，开展了超声波氧化降解水中染料的机理和实验研究，取得了有价值的实验结果： (1)以甲基橙和酸性大红GR染料为对象进行超声波降解实验研究，结果表明，初始浓度、溶液的pH值、有无曝气对染料降解均有影响：超声波对甲基橙和酸性大红GR染料的脱色均服从准一级动力学方程，且降解过程主要以·OH自由基氧化为主；初步推断出甲基橙的降解途径。
2.
The mechanism of sono-degradation to organic contamination from the point of kinetics and the way of degradation was firstly dissertated in this paper.
本文首先从动力学角度论述了超声波降解有机污染物的机理及其降解途径，分析影响有机物超声降解效果的基本因素，如粘度、表面张力系数、蒸汽压、温度、溶解气体、超声频率、声功率、pH值及有机污染物的物理化学性质等；并描述了超声波在水处理领域，特别是与传统生物处理法联用处理难降解、有毒有机废水方面的发展应用前景。
5) high frequency ultrasound
高频超声
1.
Evaluation on wrapping treatment of grafted fusiform aneurysm with high frequency ultrasound(HFUS)in dog;
犬嫁接性梭形动脉瘤包裹治疗的高频超声评价
2.
Study of coded excitation in high frequency ultrasound imaging;
高频超声成像中的编码激励研究
3.
Application of high frequency ultrasound in diagnosis and guiding suction of the injection augmentation mammoplasty graft;
高频超声检测、引导抽吸注射式隆乳填充物
6) high frequency ultrasonography
高频超声
1.
The evalution of high frequency ultrasonography in diagnosis of acute mesenteric lymphadenintis;
高频超声在小儿急性肠系膜淋巴结炎的中诊断价值
2.
Application of high frequency ultrasonography in breast-conserving surgery for breast cancer;
高频超声在乳腺癌行保乳术中的应用
3.
Exploration of the diagnostic value of high frequency ultrasonography in breast cancer and breast fibroadenoma
高频超声诊断乳腺癌与乳腺纤维腺瘤的临床价值
补充资料：高频
1.无线电学上指一万五千赫兹或二万赫兹以上的电磁振荡。
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