10/29/2012 7:47 PM | |
Posts: 1 Rating: (0) |
Hi. we have this problem in our power plant too.some experts say that it relates to earth system.if you use clean earth,you may not have this problem. |
1/2/2015 4:54 PM | |
Posts: 11 Rating: (0) |
hi ebi you are right. its because of the non clean earth.but do you know how can we repare these cards?
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