黑化剂选用了磁漆、聚胺脂平光漆、碳素墨水、TH - 1型二氧化硅涂料及磷酸锰涂料。
The blacking reagent USES magnetic paint, polyurethane flat paint, carbon ink, TH-1 silicon dioxide paint and manganese phosphate paint.
介绍了预黑处理液配方和中温锰系磷化液配方。
Bath formulas of blackening pretreatment and manganese series phosphating at mid-temperature were introduced.
在对黑化砂吸附铁、锰、锑的研究中，发现黑化砂对铁、锰的吸附容量都远远大于新石英砂。
In the study of adsorbing Mn, Fe and Sb, it was observed that the capability of adsorbing Fe and Mn of darkened sand was much bigger than that of new quartz sand.
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