这个煤气进气管上没有个阀吗？好像code有要求的。

来源: biglow 于 2024-10-29 15:04:57 [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.