by systematic technology checking
By systematic technology checking,founds the main reasons caused coarse slime ash to high in Taiyuan Preparation plant,from product construction,prouduction control and preparat teehnique aspect,adopts a series measures,to reduce coarse slime ash,achive notable economic results.
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by systematic technology checking
通过系统的技术检查
以上为机器翻译结果，长、整句建议使用 人工翻译 。