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專業從事(shi)混凝土外(wai)加劑研發、生產、銷售和服務的(de)科技型(xing)企業
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以上是(shi)四(si)川防(fang)凍劑(ji)合作(zuo)客戶——中國葛洲(zhou)壩集團(tuan)。
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