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- A criterion theorem of having no finite coverings for a finitely generated module M over a semisimple ring R is given. 对半单环上有限生成左模给出一个无有限覆盖的判定定理。
- The concept of FCGP-regular rings and FCGP-IF rings are given.The relations among regular rings, FCGP-regular rings, IF rings and FCGP-IF rings are proved.Finally, it elaborates semisimple rings. 其次，引入FCGP-正则环和FCGP-IF环的概念，证明了正则环、FCGP-正则环和IF环、FCGP-IF环之间的关系，并给出半单环的刻划。
- GENERALIZED SEMISIMPLE RING RELATIVE TO A GABRIEL TOPOLOGY 广义半单环
- The popular song rings far and near. 这首流行歌曲到处流传。
- Will you answer the telephone if it rings? 电话铃声响时请你接电话好吗?
- As an artist, she can run rings around her brother. 她在艺术方面的成就显然胜过她的哥哥。
- He rings the changes on his old story. 他总是以不同的方式讲他的老故事。
- His name rings a bell; perhaps we've met somewhere. 他的名字听起来耳熟，也许我们在什麽地方见过面。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- semisimple rings 半单环
- She was making rings round the other girls. 她比其他女孩子做得快而好。
- She is up to her elbow in prepare dinner when the doorbell rings. 门铃响时她正在为准备晚饭忙得不可开交。
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- Containing molecules consisting of two fused rings. 二环的包含由两个结合的环组成的分子的
- I am sorry-she's out. Can you ring again later? 对不起－她出去了。你过些时候再打电话来好吗？
- I played chess with my young nephew and he ran rings round me. 我和我的小侄子下棋，他轻而易举就把我击败了。
- The boys and girls made a ring round us. 男孩和女孩围着我们站了一圈。
- Please ring for the attendant if you need anything. 如果需要什么，请按铃找服务员。
