王巍2018-04-02以上钢结构是某石化加热炉附近的钢结构，防腐后经过4~5年的使用后的状况。为什么腐蚀这么严重？
张作华2021-04-12
张作华2021-04-06
张作华2021-03-29
张作华2021-02-25
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宋辉2021-02-21水电站溢流孔扛冲耐磨砂浆修补 http://pic.51fangfu.com/pic/20210221/1613914167046842_880.jpg http://pic.51fangfu.com/pic/20210221/161391…
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从今年三月份正式开工到九月完成交工，顶峰时期三百多人同时施工，现在想起来也真是不容易！也算是最有成就感的一次 https://fangfuquan.app1.magcloud.net/public/emotion/face_001.png …
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