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{{B}}Pushbike Peril{{/B}} Low speed bicycle crashes can badly injure — or even kill — children if they fall onto the ends of the handlebars. So a team of engineers is redesigning the humble handlebar in a bid to make it safer. Kristy Arbogast, a bioengineer at the Children’s Hospital of Philadelphia in Pennsylvania, began the project with her colleagues after a study of serious abdominal injuries in children in the past 30 years showed that more than a third were caused by bicycle accidents. "The task was to identify how the injuries occurred and come up with some countermeasures," she says. By interviewing the children and their parents, Arbogast and her team were able tog reconstruct many of the accidents and identified a common mechanism responsible for se A. It can be commercialized. B. It reduces the dangerous forces in bicycle accidents. C. It adds a few dollars to the cost of a bike. D. It changes the direction of the handlebars in an impact. 更多"{{B}}第三篇{{/B}}"的相关试题: [单项选择]一本书内有三篇文章，第一篇文章的页数分别是第二篇页数和第三篇页数的2倍和3倍，已知第三篇比第二篇少10页，则这本书共有（）。
A. 100页 B. 105页 C. 110页 D. 120页 E. 以上结果均不正确 [单项选择]{{B}}第三篇{{/B}}
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