施耐德博士说。
“压力负荷由凯夫拉纤维承担，”施耐德博士说，“纤维带再加上密封囊，这是一种非常有效的设计。”
“It dumps its pressure load into the straps,” Dr.Schneider said.“Those two together make a very efficient design.
施耐德博士作为111个病例的代表向会议举了自己的例子，她在纽约一地铁站等车时大腿毫无征兆的骨折了。
Dr. Jennifer P. Schneider, whose thigh broke as she was standing in a New York subway, presented her own review of 111 cases.
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