direct color

• 直接染料

direct color的用法和样例：

例句

1. Effects of calcining temperature and dosage of salt sludge absorbents on color removal were studied.
   采用氯碱工业的含镁盐泥对直接染料废水进行脱色处理。
2. It is shown that the application of rare-earth elements to staple rayon corduroy direct dye dyeing is practicable and the effect is perfect.
   作者认为稀土对人棉灯芯绒织物在直接染料染色上应用是切实可行的，效果是理想的。