The initial impulse among many drivers in China has been to step on the gas when the traffic lights turn yellow, and that's been the case for a long time.
在很长一段时间内，在中国当交通灯转黄灯时，许多司机第一反应就是加油门。
But Dr. Haupt defended the initial impulse, saying that historically such school requirements had been a successful way to increase access to and financing for vaccines.
但是，豪普特博士为最初的推动辩解说，从历史上看，这么大的学校需求量已经是增加疫苗使用和筹集资金的成功之道。
The polarity of impulse voltage and the polarity of insulator surface electric charge can affect the corona initial time of insulator, the change time - interval and the corona current.
外拖冲击电压的极性与绝缘子表面电荷极性是否相同会影响绝缘子的电晕起始时刻、由流注向先导的转变时间间隔和流注电晕电流。
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