The soot content in the field test oils is measured with the fore mentioned method, which shows good accuracy and repeatability on both new and used oils.

此法可测定新油及旧油中的烟炱含量，准确性、重复性较好。

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The methods to be presented are: increased dry solids content of black liquor, air preheating, soot blowing arrangement, feedwater preheating, steam parameters and heat recovery after precipitator.

将要介绍的这些方法为：增加黑液固形物含量、空气预热、吹灰系统、给水预热、蒸汽参数和电除尘后的热回收。

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The methods to be presented are: increased dry solids content of black liquor, air preheating, soot blowing arrangement, feed water preheating, steam parameters and heat recovery after precipitator.

本文将要介绍的方法为：增加黑液固含量、空气预热、吹灰系统、给水预热、蒸汽参数和电除尘后的热回收。

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