词汇	ventilator duct
释义	ventilator duct 通风筒,通风器导管
随便看	system timing table System Timing Unit System to Automate Logistics system to guarantee supplies of basic drugs System to Intermediate System Protocol system theory system-theory System Theory and Control Theory system theory and cybemetics system theory of productivity system thermal power plant system think System Think for Process Shift system thinking system-thinking manner System Thinking Mode System thought System Threat Assessment System Threat Assessment Report System Threat Objective system throughput system-through-up capability systemtic analysis systemtic knowledge of special topic systemtic relation