The requirement of equipments for bright acid copper plating with sulfate bath is strict due to the specialties of the process.

硫酸盐光亮酸性镀铜，由于工艺的某些特殊性，对电镀设备要求很高。

youdao

Aluminum and its alloy with decorate ceramic oxide coating were developed by secondary oxidation process in sulfa-salicylic acid bath and an organic acid bath.

对铝及铝合金在磺基水杨酸槽液中及另一有机酸槽中进行二次氧化，获得了装饰效果良好的瓷质氧化膜。

youdao

It introduces the dyeing principle and process of the alkali bath, the acid bath and the denaturated bath. Then texts the dye up-take and fixation rate after thedying process.

介绍了大豆蛋白纤维的碱性浴、酸性浴、变性浴染色原理和工艺，测试了纤维染色后的上染率和固色率。

youdao