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TGA, FT-IR, UV, WAXD and ESCA methods were used to detect both gas phase and condensed phase, deriving from decomposition of PVC. Meanwhile, the configuration of FRs was studied. Based on the experiments data, the FRs of PVC was divided into three kinds, and flame retardancy and smoke suppression mechanism mode for each kind of FRs was proposed.

根据所得实验数据的对比，将PVC的阻燃抑烟剂分为三个类别，分别建立了每一类化合物对PVC阻燃抑烟作用的分子模型，分别解释了各种实验现象，复配出两种阻燃抑烟性能最佳的阻燃抑烟剂。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。