Qianceng stone evaluation scale are different from the ordinary stone.

千层石的评价尺度和普通的奇石有所不同。

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I was once an ordinary employee in a state-owned Large-scale coal enterprise.

我曾经是一家国有大型煤炭企业的普通员工。

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I was once an ordinary employee in a state-owned Large-scale coal enterprise.

我曾经是一家国有大型煤炭企业的普通员工。

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