key procedure
英
美
- key n.键；关键；钥匙；答案adj.关键的；主要的vt.键入；用钥匙锁上；为...调音
- procedure n.程序；手续；步骤
- Backfill grouting is a key process during shield tunnel construction.
摘要壁后注浆是盾构施工的关键工序。
- The scouring of dispersion cotton fibers is the key part of colored spinning products.
棉散纤维前处理是色纺产品的关键工序。
