“现在，井下最大的变化就是大家的眼睛都变‘亮’了……”负责装修的密闭工李臣安在和笔者交谈井下的工程时，高兴地说出了自己的亲身感受。

"Now, the biggest change is that all mine eyes have become 'light' of the..." closed for renovation work in and I talk to Chen li an underground project, was pleased to express his personal feelings.

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