?闭覆盖
... closed convex surface 闭凸曲面 closed covering 闭覆盖 closed current 闭流动(形) ...
对开式密闭罩
最小闭覆盖
全封闭防护罩
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。