同义词
1)torsionfree ring,无挠环2)f.g. torsionless,f.g.无挠模3)Torsionfree-module,无挠摸4)torsion free,无挠性5)Torsion-free group,无挠群6)FP-injective module,无挠模7)torsion-sheaves,无挠层8)tweezer free handling,无挠操作9)torsionfree module,无挠模10)finitely generated torsionless module,有限生成无挠摸
