A variety of conifers and hardwoods makes up the bulk of the vegetation.大部分植被由各种针叶树类和阔叶树类构成.This region contains areas which are prinarily covered with either high density conifers or meadow hardwoods.该地区,主要的植被覆盖是高度的针叶树类...
他请求那位老人照看这个公事包.He requested the old man to look after the briefcase.我关不上公事包.I can't shut my briefcase.是的, 1个公事包 、 1个旅行行李袋和1个手提箱.Yes, a briefcase, a travelling bag and a suitcase....
Abstract Objective To summarize the experience of Laparoscopic choledocholithotomy for thin choledochus.目的总结运用腹腔镜胆总管切开取石术治疗细径胆总管结石的治疗经验.Objective : To explore the methods and operation technique of choledocholithotomy wi...