ob.

Results All 28 patients ob-tained the complete osteanagenesis,and smooth digree of joint surface on X-ray was fine.

结果28例均骨性愈,X线片示关节面平整度良好,术后关节功能优良率92.8%。

Automatic focusing technicology for ob- jects of diverse height is one of the key point of acquisition of CCD image.

种不同高度被测物体的自动聚焦是图像采集识别系 统的关键之一。