木板主要膨胀产生在长方向(顺纹方向), 横向膨胀很小, 在使用中可以忽略不记.

来源: bingxiao2011 于 2013-08-05 19:27:59 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent