The technological process and basic physical indexes of water soluble polyester sizing agent in experiment preparation are introduced. Its chemical structure characteristics are certified.

介绍了试验室制备水溶性聚酯浆料的工艺过程及其基本物理指标，并验证了其化学结构特征。

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This paper studies chiefly the basic properties of the composite of un-saturated polyester resin in which wollastonite powder is used as a filler.

本文研究了硅灰石填充不饱和聚酯树脂体系的一些基本性能，进而研究了模塑料的配方和性能并压制了绝缘制品。

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Judging from the recent polyester load, running basic horizontal oscillation at around 82%, started as a whole in good condition.

从近期的聚酯负荷来看，基本在82%左右的水平振荡运行，整体开工情况良好。

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