在前一种中，左右型对称骨片的存在证实该动物两侧对称。
Left right sclerite pairs are found which proves a bilaterally symmetrical body of the animal.
蝙蝠的翼是演化过程中由前肢演化而来。除拇指外，前肢各指极度伸长，有一片飞膜从前臂、上臂向下与体侧相连直至下肢的踝部。
Their wings are evolutionary modification of the forelimbs, with greatly elongated fingers joined by a membrane that extends down the side of the body.
目的探讨足印图三线法、比值法和负重侧位X线片数据测量在脑性瘫痪（脑瘫）患儿足外翻康复评估中的临床意义。
Objective To explore the clinical significance of the footprints and lateral X-rays in weight loading in evaluating the rehabilitation of talipes valgus in the children with cerebral palsy.
目的探讨小儿脑性瘫痪引起足外翻的康复治疗方法和足印图三线法、比值法和负重侧位X线片等康复评估方法在小儿脑性瘫痪患儿足外翻康复评估中的应用及临床意义。
Objective To explore the clinical significance of the footprints and lateral X-rays in weight loading in evaluating the rehabilitation of talipes valgus in the children with cerebral palsy.
目的探讨小儿脑性瘫痪引起足外翻的康复治疗方法和足印图三线法、比值法和负重侧位X线片等康复评估方法在小儿脑性瘫痪患儿足外翻康复评估中的应用及临床意义。
Objective To explore the clinical significance of the footprints and lateral X-rays in weight loading in evaluating the rehabilitation of talipes valgus in the children with cerebral palsy.
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