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通过专业化大重纽,川局井下作业公司异军突起,并依靠自主创新的特色技术,在激烈的市场竞争中闯出一片天地。
Through the specialized large-scale joint, Sichuan Bureau underground operation company emerges spiritedly, and relies on the independent innovation characteristic technology, in the fierce market competition to break a piece of world.