含硅量>99.9999999%的多晶硅废碎料
Polycrystalline silicon waste or scrap, containing by weight more than 99.9999999% of silicon, excluding solar-grade polysilicon
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2804619011101含硅量>99.9999999%的多晶硅废碎料(太阳能级多晶硅除外)(多晶硅)复制2804619011102含硅量>99.9999999%的多晶硅废碎料(太阳能级多晶硅除外)(硅废碎料)复制