1. Objective To evaluate the electrocoagulation and the denudation of the of great saphenous veins and its effects. 目的评价电凝加主干剥脱治疗大隐静脉曲张的方法及疗效。
2. The initial state can be summarized as source region, source rock, reservoir rock, source bed, a denudation area, etc. 始态可概括为源区、源岩、库岩、矿源层和剥蚀区等，终态可以概括为矿带、矿田和矿床等多个等级体制。
3. Life completely warmed in essence, it was years layers of fur Tsing denudation and die. Nature was just a short process. 人这一生吸尽日月精华，又被岁月一层层苔青剥蚀而消亡。在大自然中仅仅是一小段过程。
