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qd-laowang实习版主
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11楼2007-12-13 09:12:48
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hiwxj版主
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12楼2007-12-13 12:00:49
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zuoxiu超级版主
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13楼2007-12-13 13:33:27
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14楼2007-12-13 16:23:33
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15楼2007-12-13 16:28:01
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zuoxiu专家顾问
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xjh3500021002管理员
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17楼2007-12-18 09:46:37
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xjh3500021002主管区长
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18楼2007-12-18 09:47:43
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zuoxiu管理员
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19楼2007-12-18 13:27:08
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20楼2007-12-20 09:56:05
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无定性材料是没有熔点,但有熔限,加工一般不用Tg