So, the timing signal should be set cautiously with the aid of other measures such as adjusting the interval duration, propaganda of traffic safety and rules.
因而应谨慎采用机动车交通信号灯倒计时装置，并应辅以绿灯间隔时间调整、交通安全宣传教育和明确交通规则等措施。
On one hand, passenger vehicles by personnel department conducted extensive propaganda to inform, on the other hand, each passenger safety situation analysis, the road traffic safety knowledge.
一方面对客运车辆司乘人员进行广泛的宣传告知，另一方面深入到各客运公司，认真分析安全形势，宣传道路交通安全知识。
Objective to explore the mode of propaganda and education for donating blood voluntarily and to enhance the proportion of donators unpaid for ensuring the blood safety.
目的探索无偿献血宣传教育模式，提高无偿献血率，确保临床用血的需要和安全。
Objective to explore the mode of propaganda and education for donating blood voluntarily and to enhance the proportion of donators unpaid for ensuring the blood safety.
目的探索无偿献血宣传教育模式，提高无偿献血率，确保临床用血的需要和安全。
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