quotient surjection商满射
natural surjection自然满射
surjection theorem满射定理
canonical surjection[数] 标准满射
fuzzy surjectionfuzzy满射
homomorphic surjection同态满射
natural l surjection自然满射
N（名词） a mathematical function or mapping for which every element of the image space is a value for some members of the domain 满射 → see also bijection