dyestuffs造句
Thedecolorizationresultsofthedyestuffsmixtureandsingledyestuffsolutionwereroughlythesame.Practicehasprovedthedyeingontherealsilkofnaturalplantdyestuffshasbrightprospects.Thedyeingpropertiesofnaturaldy...
Thedecolorizationresultsofthedyestuffsmixtureandsingledyestuffsolutionwereroughlythesame.Practicehasprovedthedyeingontherealsilkofnaturalplantdyestuffshasbrightprospects.Thedyeingpropertiesofnaturaldy...