Because of the deposition time and the degree of silicification of different bedding structure very different form, Qianceng stone to jade ancient depositional age.
因其沉积年代及硅化程度的不同，形成的层理结构迥然有异，沉积年代久远的千层石近于玉质。
Because of the different of the deposition time and the degree of silicification, the bedding structure formed different, depositional age old Melaleuca stone near the jade.
因其沉积年代及硅化程度的不同，形成的层理结构迥然有异，沉积年代久远的千层石近于玉质。
I plant bedding market from the stacked stone of the stone bench on the first start, and now has ten years of history.
我厂的床上用品从叠石桥市场上最早的石凳上开始做起，到现在已有十几年的历史了。
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