o Crulix
2020-05-03T03:23:22+00:00
总工拿三层举例,科普槽钢层封堵的很好,漏水概率跟彩票差不多,而且单论质量非常结实,混凝土是什么自密实的。[s:a2:不明觉厉]
[img]https://img.nga.178.com/attachments/mon_202005/03/-7Q5-3hb8ZeT1kShs-12i.jpg.medium.jpg[/img]
[img]https://img.nga.178.com/attachments/mon_202005/03/-7Q5-3hb8ZeT1kShs-12i.jpg.medium.jpg[/img]