New laser interferometric schemes were recently developed in order to measure three components of the ultrasonic field.T......

Considered to be a major active component of pumpkin,pumpkin polysaccharide plays a significant role in regulating blood......

通过数值模拟与实验相结合的方法，研究超声场对激光熔凝过程中熔池温度场、流场以及熔池形貌的影响。建立描述超声振动辅助激光熔凝......

　　Considered to be a major active component of pumpkin,pumpkin polysaccharides play a significant role in regulating b......

在 35 kHz 以内的第三的 Ag38.5Cu33.4Ge28.1 最容易溶解的合金的动态团结超声的地被调查并且与由 DSC 方法的它的平衡团结和它在......