h环，设G是非空集合，在G上定义加法+和乘法·两种运算，如果满足：
利用数域上一元多项式环与整数环相似的性质，建立数域上一元多项式环中的孙子定理，并给出它的简单应用。
Using the similarity between polynomial ring and integer ring the paper establishes Sunse's Theorem in the polynomial ring in number field, and offers its brief learning and practice.
依据有限域直和与有限环同构的代数性质，对多路复用系统构造线性分组码。
According to algebraic property that a direct sum of Galois fields is isomorphic to a finite ring, the linear block code for multiplexing systems is proposed.
图6 野生型与株突变体氨基酸序列比对蓝色直线和方框-碱性-螺旋-环-螺旋结构域；
Fig. 6. Comparison of the amino acid sequences between wild type and OsbHLH116 mutants. Blue lines and boxes denote basic-helix-loop-helix domain;
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