二级分馏塔

英语翻译

secondary fractionator

拓展翻译

二级分类
secondary classification

二级分页装置
secondary paging device

多取样点分馏塔
multidraw fractionating tower

二级
secondary

二级安全阀
secondary safety valve(for inner container)

二级氨
secondary amine

二级胺
secondary amine

二级编码微指令
two-level encoding microinstruction

二级编址
second-level addressing

二级变速主皮带轮
main pulley for secondary change-speed

二级标准
secondary standard

二级标准磁盘面
secondary standard reference surface

二级标准文件
secondary standard file

二级不对称相转变
second-order asymmetric transformation

二级不对称转变
second-order asymmetric transformation

二级菜单
second-level menu

二级储备
secondary reserves

二级纯
A/R/; analytically pure

二级醇
secondary alcohol

二级存储器
second-level storage; secondary storage