水声强军：记中船715所ZJ-6型精密d33/d15/d31测量仪

    中国船舶重工集团公司第七一五研究所，又称杭州应用声学研究所，是专业从事声学、光学、磁学探测设备研制的重点骨干研究所。
据2018年1月资料显示，研究所有中国工程院院士1名，高中级专业技术人员700余人，是国务院学位委员会批准的博士、硕士学位授予单位，建有博士后流动站。

ZJ-6型精密压电d33/d31/d15测量仪在715所应用广泛，特别是在声呐方面研究有重要的作用，压电陶瓷材料就是投入在声呐方面应用。

Underwater Acoustic Force: ZJ-6 Precision d33/d15/d31 Measuring Instrument of 715 Zhongchuan Ships

The 715 Research Institute of China Shipbuilding Heavy Industry Group, also known as Hangzhou Institute of Applied Acoustics, is a key military research institute specializing in the development of acoustic, optical and magnetic detection equipment.

According to the official website data in January 2018, the Institute has one academician of the Chinese Academy of Engineering and more than 700 senior and middle professional and technical personnel. It is a doctoral and master degree conferring unit approved by the Academic Degree Committee of the State Council and has a post-doctoral mobile station.

ZJ-6 Precision Piezoelectric d33/d31/d15 measuring instrument is widely used in 715, especially in sonar research. Piezoelectric ceramic materials are put into sonar application.