Screw cap closure systems for plastics containers with nominal capacity of 20 l to 60 l 公称容积20l至60l的塑料容器用螺帽闭合系统
2.
Comparison on application of ligasure vessel sealing system and bipolar electric coagulation in laparoscopic hysterectomy 比较结扎速血管闭合系统与双极电凝在腹腔镜子宫切除术中的应用