本文建立了固溶体组元的偏摩尔性质与平均摩尔性质的一般关系式和CC理论中的偏摩尔性质函数；

General equations of relationship between partial and average molar propertiesof alloy components and functions of partial molar properties in CC theory have been established.

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研究了它们的组成，溶解性和摩尔电导等物理性质。

The composition, solubility and molar conductance etc, are studied.

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当间苯二甲酸的含量为10％、15％和50％（摩尔）时，共聚酯显示出热致性中介相的光学性质。

When the copolyester contains 10%, 15%, or 50% (mol) isophthalic acid, it displays the optical property of the thermotropic mesomorphic phase;

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