acid removal by hydrochloric acid的用法和样例：
- The hand was corroded by hydrochloric acid, what symptom is there?
- The reaction kinetics leadding ilmenite directly by hydrochloric acid was investigsted.
- The Interfacial adhesion of metal fibre-reinforced epoxy resin was improved significantly after the aclivated treatment of metal fibre by hydrochloric acid and acetic acid.
- There are particular requires for antifog and corrosion inhibitor in large-scale hydrochloric acid pickling line with regenerating system of waste acid removing silicon.