Ultrasonics《超声学》(一年9期). Ultrasonics is the only internationally established journal which covers the entire spectrum of ultrasound research, technology and applications. Ultrasonics contains a variety of sections to keep its readers abreast of the state of the art in both fundamental investigation and real-world development related to ultrasonics. Ultrasonics publishes papers of exceptional quality and of relevance to both academia and industry. Manuscripts in which ultrasonics is the core and not simply an incidental tool or secondary issue are welcomed.