研究由分段线性谱序列生成的广义傅里叶级数的逐点敛散性。
In this paper, the pointwise convergence and divergence of a class of generalized Fourier series generated by piecewise linear spectral sequences are studied.
以腐殖酸为三卤甲烷形成的前驱物质，确定THM生成的反应级数为二级。
The humic acid was dosed as the precursor of trihalomethanes(THM) and second order kinetics was identified for the THM formation reaction.
本文利用树根和节点级数的概念，借助于LINGO建立了求解最小生成树的整数规划模型，并对模型中的难点给出了详细的注释。
The integer program model of minimal spanning tree was built up by the concepts of root and level of node in LINGO. There are particular notes to the difficulties of the model.
本文利用树根和节点级数的概念，借助于LINGO建立了求解最小生成树的整数规划模型，并对模型中的难点给出了详细的注释。
The integer program model of minimal spanning tree was built up by the concepts of root and level of node in LINGO. There are particular notes to the difficulties of the model.
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