It is tested for phosphating of JL650 wheel by changing prescription and technical index, the quality of phosphating is improved and it is prepared well for paints praying.
对JL65 0型轮辋的磷化处理工艺进行了试验，通过改变配方和技术指标，从而提高磷化质量，为喷漆作好准备。
It is tested for phosphating of JL650 wheel by changing prescription and technical index, the quality of phosphating is improved and it is prepared well for paints praying.
对JL65 0型轮辋的磷化处理工艺进行了试验，通过改变配方和技术指标，从而提高磷化质量，为喷漆作好准备。
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