目的: 探讨单纯鼓室成形术后发生胆脂瘤的原因并提出预防措施.Objective : To investigate the reasons of the second cholesteatoma of postoperative tympanoplasty.目的探讨外耳道胆脂瘤的病因和治疗方法.Objective To study the cause and treatment of external acoustic meatus ch...
这个反应就是醛的歧化作用.This reaction involves disproportionation of the aldehyde.最后, 本文给出了歧化反应方程式的简捷配平方法.Finally, the author put for - ward the forthright method of balancing equations.将 纳米 镍催化剂首次应用于树脂酸的歧化反应中.Nano - Ni was first u...
Strife was internecine during the next fortnight.在以后两个星期的冲突中我们两败俱伤.When they realize they face extremity, the victims will take an internecine measure to help them.在意识到面临绝境的时候, 村民很可能采取“两败俱伤”的自力救济行为.internecine strife amo...