[名词解释] 粗料石

瞎缝 细料石 阴极电泳涂装时，槽液的（）肯定下降 ["A、固体分","B、总酸度","C、电导率","D、温度"] 抗拔力 UF液的主要成分是（） ["A、颜料","B、树脂","C、有机溶剂","D、去离子水"] 粗料石