已锈的不成样子了.一圈焊缝只有约5mm还连着.所以这个壳子几乎是悬浮在pipe 上. 不响才怪.
再次谢过大兔子.
已锈的不成样子了.一圈焊缝只有约5mm还连着.所以这个壳子几乎是悬浮在pipe 上. 不响才怪.
再次谢过大兔子.
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