一般而言，该问题归结为模大素数的二次剩余问题，但这种归结不能用于最优扩域OEF。
Generally, this problem is reduced to quadratic residue problem of modulo a big prime number. But this reduction is not applicable to Optimal Extension Fields (OEF).
在对目前已有证书状态发布方案分析的基础上，本文提出基于二次剩余难解问题的证书撤销状态发布方案。
Following the analysis of the existing certificate revocation schemes, we propose a new certificate revocation scheme based the difficulty of resolving the Quadratic Residues problem.
剩余污泥一直是中、小型污水生化法处理设施的遗留问题，处置不当，易造成二次污染。
Residual sludge from the small scale wastewater treatment plant is always a problem remained in biological wastewater treatment, it may cause secondary pollution if not disposed well.
主要讨论了二次整环的单位、素元、因子分解、二次整环的剩余类环的性质等问题。
It mainly discusses units, prime elements, factorization, the properties of residue class ring of quadratic domain in the paper.
所运用的线性不等式组的一种旋转算法避免了通常处理二次规划问题所需的松弛变量、剩余变量和人工变量，操作简便、计算效率高。
The algorithm solves the quadric programming problem without adding slack, remaining and artificial variables while its efficiency is very high and it operates very easily.
所运用的线性不等式组的一种旋转算法避免了通常处理二次规划问题所需的松弛变量、剩余变量和人工变量，操作简便、计算效率高。
The algorithm solves the quadric programming problem without adding slack, remaining and artificial variables while its efficiency is very high and it operates very easily.
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