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"); document.write(" 2016年有色金属经济形势展望"); document.write("
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"); document.write("    过去十年以规模促发展，重产量轻质量，忽视技术...[详细]"); document.write("
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"); document.write(" 坑道内钻探的优势"); document.write("
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"); document.write(" 坑内钻探优势：1.成本低   相对于坑道掘进，成本...[详细]"); document.write("
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"); document.write(" 特大喜讯"); document.write("
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"); document.write(" 在当前矿业市场低迷，钻机需求量严重萎缩的形势下，我厂的产品凭借在行业内良好的口碑...[详细]"); document.write("
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