Materials and methods: Making the animal model of the longitudinal crack and horizontal defect on the weight-bearingarea and nonweight-bearingarea of the medial femoral condyle on rabbit.
材料和方法：制做兔股骨内髁关节软骨负重区和非负重区纵行裂伤和水平缺损动物模型。
2
When maintenance personnel are on car roof, car running is absolutely prohibited, and so is the personnel's stepping on the non-weightbearingarea of the car roof;