行人步行速度 Pedestrian speed
Pedestrian speed is a basic parameter in traffic flow characters. The gender, platoon constitutions, walking field, trip purpose and the linked constitution all are influence factors for pedestrian.
行人速度是行人的基本交通流特征参数。
参考来源 - 大型活动行人交通特性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
美国哪三座城市人们的动作最快？——心理学家通过观察银行出纳员找零钱的动作、行人的步伐速度和邮电行业工作人员的说话速度，判定人们动作最快的三座城市是：波斯顿、水牛城和纽约。
By observing how quickly bank tellers made change, pedestrians walked, and postal clerks spoke, psychologists determined that the three fastest-paced U.S. cities are Boston, Buffalo, and New York.
iTunes的播客部分却在以戏剧性的速度成长，因为它为许多大小语音或者视频发行人提供了在网上分享或者销售产品的方法。
By contrast, the podcast component of iTunes is growing quite dramatically, providing a means for many small and large audio and video distributors to share or sell their wares on the Web.
在此基础上计算得出行人头部及下肢伤害与汽车碰撞速度的变化关系，可为改善汽车的行人安全性提供参考。
Based on those results, the relationship between pedestrian's head and leg injuries and car impact velocity was studied which can provide references for improving cars' pedestrian safety.
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