有气隙磁元件的气隙参数设计对绕组交流损耗影响很大,但目前还缺少测量其绕组损耗的有效方法.对有气隙磁元件绕组损耗的产生机理及......

目的探讨软性输尿管镜下钬激光碎石术治疗肾结石时,钬激光的最优参数设置。方法采用软性输尿管镜下钬激光碎石术治疗的肾结石患者2......

多年来,皮肤科疾病的诊断和治疗效果的判定主要依靠临床医师的经验和病理检查.随着超声仪器的发展,高频超声的分辨率已逐渐向病理......

A high-frequency analytical solution for scattering of Rayleigh waves by a shallow circular alluvial valley was derived ......

A simple but more efficient technique--high-frequency electropulse deposition--was developed to produce microcrystallize......