fume emission meaning in Chinese

尘雾排放
烟气排放

Laboratory method for measuring fume generation rates and total fume emission of welding and allied processes
焊接和有关工艺中测量烟雾形成速度和总烟雾排放量的实验室方法
Work with a local trade association to develop a support package for controlling cooking fume emissions from small and medium sized restaurants
与本地业界商会合作，开发控制及减少中小型食肆煮食油烟污染的支援套件。