数字-数字数据变换器
digital-to-digital data converter
机电伺服机构
Electromechanical servo mechanism
2D气动数字伺服阀
2D pneumatic digital servo valve
带正负号数字数字系统
signed digit number system
地电数字数据
Digital geoelectricity data
汽轮机数字电液控制系统(DEH)
DEH control system of steam turbine
Turbine digital electro-hydraulic control system(DEH
DEH
全数字伺服控制
whole numeric servo-controlled control system
全数字伺服系统
Fully-digital Servo System
Digital servo system
Fully digital servo system
数据电话机数字服务
DDMAdataphone digital service
dataphonedataphone digital service
DDDdataphone digital service