canopy hood meaning in Chinese

保温炉排风罩
伞形罩
罩盖

1 the laboratory exhaust system includes exhaust duct works , exhaust fan , laboratory fume hood exhaust , laboratory canopy hood and cabinets needed venting
实验室排气系统包括排气管路、排气风机、实验室通风柜管道、实验室排风罩和特殊存储柜的排气管道。
Furniture supplier shall be responsible for final connection of fume hood , canopy hood , vents of acid , flammable cabinets , and shall be communicating with hvac contractor for air exchange volume , air exchange rates to meet lab safety requirement
实验室家具承包商将负责抽风柜，排风罩和酸碱柜等排风点的最后连接，并负责和空调及排风系统的承包商确定实验室区域的排风量，换气频率等具体技术要求，确保实验室的安全。