学科：固体矿产工业要求 词目：烧成膨胀 英文：firing expansion 释文：烧成膨胀是指原料或制品在烧成过程中产生体积或线尺寸的增大，以烧成线膨胀率（P烧）表示。
采用铅硼硅熔决釉研制出同时符合普通粘土瓦坯的烧成温度低、热膨胀系数低这两个主要性能特点的釉料。
The color glaze of low firing temperature and low expansion coefficient, to match the glaze tile made from common clay, was prepared in lead borosilicate system.
采用铅硼硅系统，研制出具有低烧成温度、低热膨胀系数的色釉，用作粘土釉面瓦釉料，其外观、物理、化学性能均能满足质量要求。
The color glaze of low firing temperature and low expansion coefficient, to match the glaze tile made from common clay, was prepared in lead borosilicate system.
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