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- grade crossing signal 道口信号机,道口信号
- One of the most important causes of traffic accidents is peccant right-turning behavior of Vehicles at Road Grade Crossing. 因此,研究道路交叉口处违章转弯车辆的检测、跟踪与识别技术对于减少交叉口处的事故发生,提高通行能力和服务水平具有重要的意义。
- The zero crossing signal of the true phase back EMF can be directly obtained from the motor terminal voltage by properly choosing the PWM and switch control strategy. 该方法不需要引出电机中性点,通过选择PWM和导通控制策略,就能直接从电机端电压获得反电势过零点信号。
- On Grade Crossing Control of City Road by Canalized Width Signal 渠化展宽式信号控制城市道路平面交叉口的探讨
- Control Model of Traffic Signal Optimization for Grade Crossing 平面交叉路口信号优化控制模型
- In all the traffic accidents, bicycle related accidents and its casualties have taken a large proportion; especially at grade crossing, traffic accidents often happen between bicycles and vehicles, which is seriously impaired traffic safety. 交通事故中,自行车交通事故及其伤亡人数占较大比重,特别是在平面交叉口,自行车与机动车经常发生交通冲突,严重影响交通安全。
- Research on Knowledge Based Grade Crossing Multi-phase Signal Design Theory 基于知识库的平面交叉口多相位信号设计理论研究
- Highway level crossing signal control panel 道口信号控制盘
- In the final part the fuzzy control plan at the grade crossings is checked and evaluated by simulation system. 最后一部分,用仿真系统对平面交叉口模糊控制方案进行仿真评价。
- automatic highway crossing signal lamp 自动道口信号灯
- There are many complex road grade crossings in urban roads, where traffic flow is great and a lot of traffic accidents. 摘要城市道路交叉口场景复杂,流量巨大,是交通事故多发地点。而交叉口处车辆违章转弯是造成事故多发的重要原因之一。
- railway highway level crossing signal 铁路道口防护
- How to Do Well T-type Grade Crossing of Interchange 如何作好互通式立交T型平面交叉
- pretimed pedestrian crossing signal 定时自动穿越号志
- Protective stake at grade crossing 道口护桩
- pedestrian-actuated crossing signal 行人操纵穿越号志
- nontrain-actuated grade crossing protection 非列车促动的平交道口防护
- highway crossing signal indicator 道口信号指示器
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- He's not in the first grade as a musician. 他不是第一流的音乐家。