basicityn.盐基度；盐基性度basicadj.基本的；基础的；初级的；含硅少的n.基础；根本；[计]BASIC语言Basic Syllables基本音节basic algorithm基本算法basic advantage基本优势basic machinery机械基础basic tolerance基本公差basicity factor碱度系数basic converter碱性吹炉,碱性炉衬吹炉,碱性转炉basic catalysis碱催化basic household基本户口basic magnesite碱性菱镁矿石