The stainless steel annealing and pickling process can product large quantity of waste mixed acid(HF/HNO3) that must be treated through acid purification system.
不锈钢生产退火酸洗过程会产生大量废混酸（HF/HNO3），通过酸净化系统对废酸进行处理。
2
It also suggests some ways to improve the techniques of acid cleaning, bonderizing, annealing and deformation.
并提出了改进酸洗、磷化、退火及变形工艺的方法。
3
Using homology method, mutant ricin toxin A-chain(MRTA) deleting part of amino acid sequence was modeled by molecular mechanics optimization and molecular dynamics simulated annealing.