短語詞組短語commutative lie ring 交換李環(huán)finite commutative local ring 有限交換侷部環(huán)commutative near ring 交換擬環(huán)commutative operator ring [數(shù)]交換算子環(huán)commutative semihereditary ring [數(shù)]交換半遺傳環(huán)non -commutative local ring 非交換侷部環(huán)zero -commutative near ring 零交換擬環(huán)commutative ring spectrum 交換環(huán)譜 返回 commutative ring