一、超声技术与铁氧体超声是近年来科学技术中发展较快的部门之一,巳取得了许多卓越的成果。现在有很多科学和技术部门正在兴趣盎然地应用着超声方法或是正在力求引用这一新的技术成就。超声工程的关键显然是在超声发生器。但 I. Ultrasound Technology and Ferrite Ultrasound are one of the fastest growing sectors in science and technology in recent years and have achieved many excellent results. There are many scientific and technological departments that are now using the ultrasound method with interest, or are trying to cite this new technological achievement. The key to ultrasound engineering is clearly in the ultrasound generator. but