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管道施釉技術(shù)
Date:2015-09-19 16:36:53
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4705
Title：
管道施釉技術(shù)
(Time：2008/6/2)
管道施釉
確保管道內(nèi)壁光滑，噪音低，阻力小，排污順暢；吸力強，不掛污，不藏垢。從而延長了座便器的使用壽命。
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