烟罩 meaning in Chinese

petticoat pipe; vessel [gas] hood

Improving design of vaporizing cooling flue and cover of converter
转炉汽化冷却烟道烟罩的改造设计
Laboratory furniture - ductless filtering fume enclosures - requirements , test
试验室设备.无管过滤式排烟罩.要求试验
Its water spray system protects the exhaust duct from catching fire , highly reducing fire hazard
自动循环水系统,能防止烟罩及排风管道着火,有防火功能
Household and similar electrical appliances - safety - part 2 - 99 : particular requirements for commercial electric hoods iec 60335 - 2 - 99 : 2003 ; german version en 60335 - 2 - 99 : 2003
家用和类似用途电器.安全.第2 - 99部分:商用电排烟罩的
Abstract : the design and transformation of rotating feed tube and charger of original feed system of fesi furnace with low hood are conducted to meet the need of the production
文摘:为了使矮烟罩硅铁电炉的加料系统能满足生产需要，对原加料系统中的旋转料管和加料机以及加料管的密封进行了设计改造。