With applied and simplified structure and self loop mill, this machine needs no pump.
结构实用、简洁，自循环研磨，无须泵浦。
With the popular application of self-loop well-flushing truck in water-injection well, how to properly use it becomes more and more important.
随着油田注水井自循环洗井车在各油田的推广使用，如何正确使用油田注水井自循环洗井车显得越来越重要。
With the popular application of self-loop well-flushing truck in water-injection well, how to properly use it becomes more and more important.
随着油田注水井自循环洗井车在各油田的推广使用，如何正确使用油田注水井自循环洗井车显得越来越重要。
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