首页 >  Term: regulator
regulator

A wooden door fixed in an airway for regulating the supply of ventilation necessary for a certain district or number of workers.

0 0

创建者

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
  • 100% positive feedback
© 2024 CSOFT International, Ltd.