Through production practice, the maturer experience in operation of large electric furnace is achieved.
经过生产实践，在大型电炉操作运行方面取得了较为成熟的经验。
Through the operation practice, the advantage of hot water technique in sintering process was proved.
通过生产实践，证明了热水技术在烧结工艺中所起的作用。
The rational design measure is adopted. Through 9 months operation practice confirm that t…
超大型井式气体渗碳炉投入运行9个月，实践证明是成功的。
Through practice, this modern method can simplify operation, lower the labor strength and improve efficiency.
实践证明：该方法能简化操作，降低劳动强度，提高工效。
Needs to enhance the actual operation skill unceasingly through the practice.
需要通过实践不断提高实际操作技能。
Needs to enhance the actual operation skill unceasingly through the practice.
需要通过实践不断提高实际操作技能。
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