Made up of many parts.

由许多部份组成的。

Repeated many times.

重复多次的。

Capable of bearing messages in opposite directions at the same time.

能同时于相反方向传递音信的。

Pertaining to an aerial stereoscopic method whereby with three cameras maps are prepared that give a three-dimensional effect.

立体摄影的(同时用三架摄影器材以求取三度空间效果的地图之空中立体摄影术的)。

Multiplex electronic system.

电子多工系统。

Multiplex topographic instrument.

制作立体地形图的仪器。

To transmit by multiplex.

多工传送(以多工系统传送迅号)。