双拐角路缘。可指定拐角的半径。
西单路口残疾人志愿者，拄着双拐微笑指路。
A smiling volunteer on crutches shows the way at Beijing's Xidan intersection.
他没有拄双拐，笨拙地、小心翼翼地在木屋外面走了一圈。
He walked awkwardly and gingerly around outside his hut without the crutches.
先将体重落于支撑腿，病人随即将拐杖前移一步，然后，在双拐支撑体重时病人顺势向前摆动，越过拐杖。
With weight on supported legs, the client places crutches one stride in front and then swings to or through them while they support his weight.
结果：比较四组住院时间、扶双拐下地活动时间、出院时功能评估、远期并发症、髋臼磨损和再手术率，无显著性差异（P>0.05）。
Results The results show that the time of hospitalization, ambulation time, complication, acetabular erosion and secondary surgery rate were no difference among the four groups (P>0.05).
结果：比较四组住院时间、扶双拐下地活动时间、出院时功能评估、远期并发症、髋臼磨损和再手术率，无显著性差异（P>0.05）。
Results The results show that the time of hospitalization, ambulation time, complication, acetabular erosion and secondary surgery rate were no difference among the four groups (P>0.05).
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