附加scr
will be shown that the advantages of using an air-assisted SCR-system plus an additional air supply are much bigger than the disadvantages compared to an airless SCR system.───采用有空气辅助的系统以及一个额外的空气源，与采用无空气辅助的SCR系统两相比较，前者的优势比略势更显著。
additional tax───[税收]附加税，追加税
additional staff───增加工作人员
additional security───追加保证金；额外的安全性
additional cost───额外费用，[会计]追加成本
additional help───其他帮助
additional───adj.附加的，额外的
additionality───额外性
additionally───adv.此外；又，加之
additional burden───附加负担