instrument approach system

基本解释

In 1974 , the visual approach was replaced by the instrument guidance system ( igs )
一九七四年，这种目视进场的方式由仪表导航系统取代。
www.translation-dictionary.net
Radar identified, after "Rumet" direct to CH and radar vectoring approach for IGS(Instrument Guidance System) R/W13.
已识别，过R点后直飞CH。雷达引导用仪表引导系统进近，跑道13号。
In order to make a replacement of obsolescent instrument in existing test system, this Paper presents a new approach through embedded software or hardware middleware.
提出通过植入软、硬件中间件的方法实现对现有测试系统中荒废仪器的替换。