我的老美朋友告诉我暖气寿命15年左右，要请专业人员每年来查一下，防止煤气泄漏事故

来源: tax2 于 2018-01-10 15:33:34 [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.