SCR (Selective Catalytic Reduction) retrofit 選擇性催化還原器

SCR (Selective Catalytic Reduction) retrofit
繁：選擇性催化還原器
简：选择性催化还原器

然而，要保證這些措施行之有效，政府必須改善現有的車輛尾氣排放的測試和維修制度。只有提高監測在用車污染的效率，和確保車主落實妥善維修車輛，政府才能確保其取替老舊柴油車、更換催化轉換器和加裝選擇性催化還原器等措施，能持續地發揮預期的減排效果。

改善汽車檢測 減排效益加倍（2013年8月7日）。經濟日報，取自 http://paper.hket.com/article/122755/改善汽車檢測%20減排效益加倍

A scheme to replace catalytic converters – devices that reduce harmful emissions – on 20,000 taxis and public light buses powered by LPG is expected to be approved by summer, while a plan to retrofit about 1,400 franchised buses with selective catalytic reduction devices is also scheduled for approval this year.

Hong Kong’s air quality to ‘drastically improve’ within five years, says Christine Loh. (2014, February 11). South China Morning Post. Retrieved from http://www.scmp.com/news/hong-kong/article/1425926/hong-kongs-air-quality-drastically-improve-within-five-years-says