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最佳答案：To reduce the cost, the factory has been using plastic materials in place of woo
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最佳答案：Packaging with plastic,and because of huge bulk and light weight ,it belongs to
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最佳答案：in the past few years, this company used plastic as a substitute for wood to low
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最佳答案：1.The chairback and the chair seat connection,with the 8*28MM grub screw,put the
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最佳答案：Each one holds a plastics to takeEvery half a dozen a boxTen dozens hold a woode
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最佳答案：Foam enriched atomic absorption spectrometry determination of gold in gold oreAb