And next year it plans to test a satellite-based system that does not require gantries and can charge according to how congested a road is at that particular time.
明年该局还计划测试一套以卫星定位为基础的收费系统，这样就不用建立公路收费站，只需根据特定时段这条公路的拥挤状况来进行收费。
In order to extend the battery life, the system should be in charge for 10 hours for the first time under heavy.
系统初次使用前，应在强光下充电10小时后再使用，目的是延长蓄电池使用寿命。
Using low cost charge coupled device (CCD), a vision sensing equipment in welding process was made, and a real time plasma arc welding (PAW) seam tracking system was implemented.
采用低成本电荷耦合器件制作了焊接过程视觉传感器，实现了一种等离子弧焊焊缝实时跟踪系统。
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