Treat the upper respiratory tract especially infection, urgent chronic pharyngitis, bronchitic effect is apparent.非凡是治疗上呼吸道感染.急慢性咽炎. 支气管炎效果明显.Acute pharyngitis is a common upper respiratory tract disease in children.急性咽炎...
Some children with acute pharyngitis complain of abdominal pain and are febrile.有些患急性咽炎的小儿诉说腹痛且有发热.Acute pharyngitis is a common upper respiratory tract disease in children.急性咽炎是一种常见的上呼吸道病的儿童.Objective : To probe into th...
介绍了石油钻杆端部镦锻加厚工艺基本原理及加厚方式.The basic principle and the method of oil drill pipe end upsetting process were presented.本文介绍了先进的TR镦锻法制造曲轴毛坯的工作原理.The paper introduces the working principle in making crankshafts by using advanc...