单词：semirings
semirings的用法和样例：
例句
- This paper deals with orthodox semirings whose additive idempotents satisfy permutation identities.本文主要研究加法幂等元满足置换等式的纯整半环。
- In this paper, we mainly study extensions of partial order and finitely totally order for partially ordered semirings, and obtain some new results.本文主要研究了偏序半环的偏序扩张和有限全序扩张，并得到了一些新的结果。
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