The posterior marginal distributions on reliability were deduced by comprehensively making use of prior information and field test information at every stage.
综合利用了先验信息和每一阶段现场试验信息，推导了各阶段可靠性的后验边际分布。
2
Conclusions The posterior coaxial portals via PTT sheath for ankle arthroscopy have such advantages as easy maneuverability, superior safety, clear vision and larger operation field under arthroscopy.
结论经胫后肌腱鞘的踝关节镜后方共轴入路，具有操作简便、安全性好、镜下视野清楚、操作空间大的优点。
3
Conclusion: Microendoscopic discectomy has virtue by clearer operative field, few trauma, and quick recovery than traditional discectomy and is keeping the posterior structure of the lumbar vertebrae.