排烟罩 meaning in Chinese

canopy
exhaust hood
fume extraction hood
fume hood
plume trap

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
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