and Closed circle test 闭环检查
Closed and Locked 关闭且锁紧
Closed and Locked Circuit 关闭锁紧回路
closed and mortgage 闭口抵押
closed and open condition 封闭与开放
closed and opened loop control 闭环开环控制
closed and pressured fuel system 封密加压燃油系统
closed recycling system 闭式循环回收系统
convex and closed set 凸闭集
hillsides-closed and afforested 封山育林
limited and closed environment 狭小密闭环境
non-empty closed and convex subset 非空闭凸集
Open loop and closed loop 开环和闭环
oriented and closed theorems 有向性与封闭性原理
subsection and closed device 分段关闭装置
the closed recycling wastewater 封闭循环废水
catalyst separation and recycling 橡胶沥青(混凝土); 催化剂分离回收
cold recycling and reclaiming 冷再生
decentralization and recycling 下放和回收