The expert comments on:
Without evaporate of saline make friends successive coloring craft belongs to active dye short circuit the energy-saving technology that decrease a platoon, carbonado with groovy make friends photograph of technology of make friends steam is compared, it adapted thoroughly the history that active dye coloring must use salt, make coloring chemical dosage decreased 90% . Because of leave out sirocco render, this craft but energy-saving 30% above, and reduce catharsis use water, reduce sewage to discharge 30% .
