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11楼2007-05-13 00:29:13
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A301A301金虫 (著名写手)
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12楼2007-05-14 19:53:58
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13楼2007-05-15 13:12:58
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jiangbo11铁杆木虫 (职业作家)
专业吃饭的
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14楼2007-06-21 09:21:41
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15楼2007-06-21 10:30:46
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16楼2007-07-23 08:59:24
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17楼2008-01-15 10:19:08
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18楼2008-01-15 10:21:45
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shokubai金虫 (正式写手)
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19楼2008-01-23 14:11:27
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20楼2008-03-30 18:11:23
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回复此楼
,学习了.PVC本身的性能也要考虑,型材和管材的原料要求不是很苛刻,原料的生产过程也就放松的多 