相关风管行业类词汇DUCT◇English ◇Chine electrical conductivity 导电性[率] electric conductor 导电体 electric heater in duct 风管电热器 gross national product 国民生产总值 ground bad duct 地沟管道 public aqueduct 公共给水
相关风管行业类词汇DUCT◇English ◇Chine electrical conductivity 导电性[率] electric conductor 导电体 electric heater in duct 风管电热器 gross national product 国民生产总值 ground bad duct 地沟管道 public aqueduct 公共给水