2) ultrasonic intensification
超声强化
1.
The basic principle of ultrasonic intensification and its application prospect in hydrometallurgical processes were concisely reviewed.
简要论述了湿法冶金过程中超声强化的基本原理及其应用前景。
3) ultrasound enhancement
超声强化
1.
In this paper, the effects of the ozone inflow, the initial pH value, the initial concentration of phenol solution and the reaction time has been studied in the process of the ultrasound enhancement ozone oxidation organic wastewater degradation;the removal efficiency of COD of phenol solution is contrasted on ozone oxidation and ultrasound enhancement ozone o.
对超声强声动力强化臭氧降解高浓度苯酚废水过程中的臭氧通气量、溶液的pH值、反应时间及溶液的初始浓度进行了实验研究,并对单一臭氧和超声强化臭氧降解效果进行了比较。
2.
The constituents of propolis oleoresin extracted by supercritical CO2 with ultrasound enhancement were analyzed by GC—MS and compared with those extracted by supercritical CO2.
采用气相色谱—质谱法(GC—MS)分离鉴定了超声强化超临界CO2萃取蜂胶萃取物中的成分,并与采用超临界CO2萃取产物的成分进行了比较。
5) mass transfer enhancement
强化传质
1.
Research progress of mass transfer enhancement by electromagnetic field;
电磁场作用下的强化传质研究进展
补充资料：超声
超声
UltrasofliCS
是指超出人耳听力范围的高频声(频率超过20000Hz）。超声具有与一般声音共同的物理性质，还具有一些其他重要的物理特性，如能够成束发射，直线传导，方向性好。传导过程中遇有声阻抗不同的反射界面时产生反射、折射、聚焦和散焦等现象。用于临床诊断的超声频率一般为2～7.5MHz。频率越高，对组织结构的分辨力越强，但远场声能容易被组织吸收、衰减，不易穿透较深的层次。
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