It is shown that if H is a finite index or cofinite index subsemigroup of G,then F(H)=F(G).
得到,G的有限指标和上有限指标子半群的正规点集与G的正规点集相等。
Based on the current situation of Obesity, this paper has proved that the effect of weight loss by water aerobics is more remarkable than by aerobics on land.
本文从当今社会的“文明病”--肥胖的现状谈起,通过水中有氧操与陆上有氧操减肥效果比较的实验研究证实了水中有氧操的减肥效果更好,并着重讨论了水中有氧操减肥的生理学基础,为减肥者进行运动减肥时提供理论支持和实践指导。