To solve the corrosion problem of the wet surfaces, coupon test was conducted.
文章就解决潮湿表面防腐蚀问题进行了现场实际挂片试验。
The efficient pharmaceutical and the formula were found by the coupon test. The formulas SH0443H and SH0415ZH were better for the corrosion and scaling controlling in cooling water system.
进行腐蚀挂片试验和缓蚀阻垢试验，确定了针对于回用焦化废水的较为有效的药剂和配方，筛选出SH0443H和SH0415 ZH两个配方对回用的焦化废水的结垢和缓蚀的处理效果较好。
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