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关注:1
2013-05-23 12:21
求翻译:空心微珠分漂珠和沉珠两类, 漂珠密度小于1千克每立方米是什么意思?![]() ![]() 空心微珠分漂珠和沉珠两类, 漂珠密度小于1千克每立方米
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2013-05-23 12:21:38
[object Object]
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2013-05-23 12:23:18
Hollow micro-bead-bleaching and sunken Pearl Pearl two categories, drift-bead density less than 1000 grams per cubic meter
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2013-05-23 12:24:58
The hollow micro bead divides floats the bead and sinks the bead two kinds, floats the bead density to be smaller than 1 kilogram each cubic meter
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2013-05-23 12:26:38
Cenosphere floating beads and bead sinking two types of floating particle densities less than 1 kilograms per cubic
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2013-05-23 12:28:18
Hollow sub-beads beads floating and sinking two types of beads, floating bead density is less than 1 kg per cubic meter
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