可变量喷雾技术
variable rate spraying technology
可变率技术
Variable Rate Technologies VRT
可变气门正时技术
Variable Valve Timing technology
可变纤维注入技术
campus culture in higher institutions
可擦性圆珠笔及其油墨的制造技术
manufacture technology of erasable ball-point pen and its ink
可持续管理技术体系
sustainable management technological system
可编程控制技术
PLC
technology of programmable controller
programmable control technique
PLC technology