多功能微电脑变频调速器国家“八五”科技重点攻关推广项目微电脑变频调速器，最近在陕西杨陵电子设备厂研制成功，并投入批量生产。陕西杨陵电子设备厂引进日本富士技术，组织科技人员研制出Ｐ１８９系列微电脑变频调速器，替代了进口同类产品，为国家节约了大量外汇。该... Multi-function microcomputer frequency converter National “Eighth” science and technology key project to promote micro-computer inverter, recently in Shaanxi Yangling electronic equipment factory successfully developed and put into mass production. Shaanxi Yangling Electronic Equipment Factory to introduce Japan’s Fuji technology, organizations and scientific and technological personnel to develop P189 series microcomputer inverter governor, instead of importing similar products, saving a lot of foreign exchange for the country. The ...