myarc |
2018-04-23 11:42 |
关注世界腐蚀日 腐蚀无处不在
关注世界腐蚀日 腐蚀无处不在 [attachment=22693] 被腐蚀的黄铜板 [attachment=22694] 汽车腐蚀 [attachment=22695] 被腐蚀的家用电器 [attachment=22680] [attachment=22681] [attachment=22682] [attachment=22683] [attachment=22684]
[attachment=22685] 白钢腐蚀 [attachment=22686] 码头腐蚀
[attachment=22687]、 腐蚀的铁链
[attachment=22688] 钢筋,铆钉被腐蚀 图片来源:corrosion-doctors |
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