吕淑娴差点儿把牙都咬碎了，心想什么意思？
Did Lyu Shu Xian almost bite into bit teeth always and wish what average?
余筱勤，王建干，吕淑珍，低温快烧瓷质地砖的研制为降低生产成本，人们应该充分利用本地劣质廉价原料，降低陶瓷烧成温度，缩短烧成时间。
In order to lower the cost of porcelain production, we should make full use of native raw materials with low price and quality, reduce the temperature of burning and shorten the time of burning.
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