嗯，新code 对防水和保温的要求都提高了，现在这儿屋顶阁楼的保温要达到R60 了。

来源: topremax 于 2025-02-24 08:14:38 [博客] [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.