The popular ceramics industry expanded toward the middle of the 19th century.
大众陶瓷业在19世纪中叶得到了发展。
《柯林斯英汉双解大词典》
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The business involved in all kinds of rare earth calcination, ceramics, glass, metallurgy, tile, refractory, petroleum proppant, expanded perlite, medical chemical, ect.