The present researches on minimum safepassing distance is summarized.
概述了最小安全会遇距离的研究现状。
2
Small errors by the ahead driver may not be sufficient to allow a safepassing move however.
前车的一点小失误并不足以让后车有权安全通过。
3
Or are they exploiting a passing fad which will fade when the economy recovers and high-flyers realise that safe jobs are preferable to sitting by the phone waiting for the talent agency to call?