1. dampers是什么意思
1. 气流调节器：管道工程辅助设备 duct accessories | 气流调节器 dampers | 管道声音衰减器 ductwork sound attenuators
2. 阀、挡板等包括执行器及手动设备、防爆盘装置：A Mechanical equipment 机械设... | AA Valves, dampers, etc., incl. Actuators, also manual, rupture disk equipment 阀、挡板等包括执行器及手动设备、防爆盘装置 | AB Isolating elements, air locks 隔离元件、空...
3. dampers
3. 门阀、球阀、挡板、旋塞、防爆盘、喷嘴：K Mechanical components 机械部件 | KA Gate valves, globe valves, dampers, cocks, rupture disks, orifices 门阀、球阀、挡板、旋塞、防爆盘、喷嘴 | KB Gates, doors, dam boards 闸门、门、挡板