樓主: 尹志春
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碳纖吹的牛B |
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點(diǎn)評(píng)
鋼的綜合性能比碳纖強(qiáng)太多了,,不是強(qiáng)一點(diǎn)點(diǎn),,100個(gè)指標(biāo)中,,碳纖可能只有一個(gè)強(qiáng),,別的全是垃圾,碳纖只有抗拉可以,,
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