Beveloid gears,also known as conical gears,gain more and more importance in industry practice due to their abilities for......

目的探讨脾宁方治疗慢性萎缩性胃炎患者的临床疗效。方法选取自2016年5月—2017年5月于东港市中医院综合内科住院接受治疗的慢性萎......