Change the water of ice water system every 3 months. If not possible, please add rustremover.
冰水系统每隔三个月更换新水一次，若无法更换请加除锈剂。
2
This paper described the preparing method of this product. The role of each component and its effect on the properties of the rustremover are discussed.
文章给出了该产品的制备方法，讨论了除锈剂各组分的作用以及对除锈剂性能的影响。
3
Clean dirt (rust, grease etc.) in surface of work-piece with remover.