Several European Union countries have asked their citizens to accept flexible Labour laws, which make hiring and firing easy, on the basis that this will lead to economic good health.
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。
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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.