生产实践证明，炉温均匀，节省燃料，提高装载量，时效效果好。
It is proved that the temperature in the furnace is even and the furnace can save a lot of fuel and improve the quality of product.
生产实践证明，炉温均匀，节省燃料，提高装载量，时效效果好。
It is proved that the temperature in the furnace is even and the furnace can save a lot of fuel and improve the quality of product.
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