自充電空氣過濾口罩 (IMAGE) City University of Hong Kong Caption 由香港城市大學楊征保博士帶領研發的自充電空氣過濾口罩。 Credit 香港城市大學楊征保博士研究團隊 Usage Restrictions Image must be used with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.