This aspect is to reduce the pipeline pressure loss, the other is to avoid the path contraction obstacle to the mechanical cleaning pipelines.
这一方面是为了减小管线的阻力损失，另一方面是为了避免通径收缩后给机械清扫管线造成障碍。
This paper describes mechanical cleaning in place of chemical cleaning to clean the scale in vacuum salt making pre-heater with good results in practical application.
本文简述采用机械清洗方法替代化学清洗方法清洗真空制盐预热器中垢层。并在实际应用中取得良好效果。
This paper describes mechanical cleaning in place of chemical cleaning to clean the scale in vacuum salt making pre-heater with good results in practical application.
本文简述采用机械清洗方法替代化学清洗方法清洗真空制盐预热器中垢层。并在实际应用中取得良好效果。
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