The effects of cationic, anionic, amphoteric and nonionic surfactants on the colloid stability of water-based inks were studied.
对阳离子、阴离子、两性和非离子表面活性剂对水性油墨胶体稳定性的影响进行了探讨。
If all colors are water-based inks, the full score is awarded.
如果所有颜色都是水性油墨，则为满分；否则按比例折算。
If all colors are water-based inks, the full score is awarded.
如果所有颜色都是水性油墨，则为满分；否则按比例折算。
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