dosing method meaning in English

份量法
配料法

After the short - cut nitrification was realized , chemical dosage could be saved and short - cut nitrification maintained by means of changing the chemical dosing method
当短程硝化反应实现后，通过改变投药方式可节省投药量并维持短程稍化反应。
By using inorganic polymer coagulant and automatic dosing method , very good treatment results were obtained . in addition , experiments were conducted on the pre - treatment of source water using kmno4 , and very good results were gained . this thesis also did relevant research on the effects of enhanced pre - treatment for organic removal
还进行了试验室静态试验，考察了高锰酸钾复合药剂用于化学预氧化的处理效果，试验结果表明，高锰酸钾复合药剂具有优越的强化混凝作用，有助于去除浊度、色度功能，并能降低混凝剂用量。