中小尺度对流系统
mesoscale convection system
数字仿真系统
digital simulation system
数字放射系统
digital radiography system
数字飞控计算机系统
digital aviation control computer system
数字飞行导引系统
digital flight guidance system
数字蜂窝系统GSM
GSM Digital Cellular System
数字工业对讲系统
digital industry communication system
数字公共广播系统
digital public address system
数字观测系统
digital observation system
数字光处理DLP投影系统
digital light processing DLP projection system
数字光纤传输系统
digital optical fiber transmit system