Experimental data showed that the aqueous silica sol had excellent fixing and darkening effects on Direct Black GF on cotton.
实验结果显示，硅的水溶胶对直接黑gf有着明显的固色作用和增深作用。
Experimental data showed that the aqueous silica sol had excellent fixing and darkening effects on Direct Black GF on cotton.
实验结果显示，硅的水溶胶对直接黑gf有着明显的固色作用和增深作用。
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