Annual utilization hours will not be less than 6500 hours in the first year after half a year of starting up and commissioning. Later on annual mean operation hours is 7900 hours.
锅炉投产调试运行半年后的第一年，年利用小时不低于6500小时，以后年平均运行小时7900小时。
Annual utilization hours will not be less than 6500 hours in the first year after half a year of starting up and commissioning. Later on annual mean operation hours is 7900 hours.
锅炉投产调试运行半年后的第一年，年利用小时不低于6500小时，以后年平均运行小时7900小时。
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