短语词组短語absorbable screw fixation 可吸收螺釘固定術PDLLA absorbable screw PDLLA 可吸收螺釘Absorbable screw internal xation 可吸收釘內固定Absorbable screw and rod 可吸收螺釘;可吸收釘棒absorbable inner fixation screw 可吸收內固定螺釘 返回 absorbable screw