传动系统意外接合
accidental transmission engagement
单形的外接球心及外接球半径
center and radius of circumscribed sphere of simplex
多边形最小面积外接矩形
minimum area bounding rectangle of an arbitrary po
红外接收电路
infrared ray receiving unit
红外接收管
infrared light- receiving diode
红外外差光谱学
infra-red heterodyne spectroscopy
红外外差式辐射仪
infrared heterodyne radiometer
户外接入方案
broadband access solution