Xtol是5L, D76是1加仑，半年内有效，我用1+1的稀释比例，一般可以在半年内用完。

来源: 双城故事于 2019-06-08 20:52:35 [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.