With the increase in traffic density and speed of motor vehicles tire noise became an important area of research. A numb......

In order to apply the sonochemistry into wastewater treatment, the enhancement of sonochemical reaction is necessary.To ......

综述了当前船舶管路系统介质的流量、压力、流噪声等参数的非介入超声测试方法的基本原理，并对各种方法的特点、缺陷和适用范围进行......