acid slag practice的用法和样例：
- The acid slag, the automobile spare part sprink place, the chassis front part everywhere are bloodstains.
- This iron red is made from the ferriferous solution that is made from sulfric acid slag.
- A kind of stainless steel flux-cored wire has been successfully developed , based on acid slag type system,by adding a bit of oxides and trace of deoxidizer ,adjusting the fluidity of melting slag to increase shielding of the back weld.
- The phases of sulfuric acid slag of various sizes were drawn by seven-step method in the improved separation condition of disturber, and phases of thallium were compared before and after the slag was grinned to analyze phase migration.
- By S-allying and selected faint acidic slag technology during reduction period,the recovery yield of S is up to 93%.