表 1. Three kinds of loading conditions of proximal femur.
股骨近端三种工况载荷
| 工况 | 周期/
（次·d–1） |
关节力 | 外展肌反作用力 | |||
| 方向/（°） | 大小/N | 方向/（°） | 大小/N | |||
| 单腿站立 | 6 000 | 24 | – 2 317 | 28 | 703 | |
| 外展 | 2 000 | – 15 | – 1 158 | – 8 | 351 | |
| 内收 | 2 000 | 56 | – 1 548 | 35 | 468 | |
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