Metal filter, black smoke minute particle removing apparatus having metal filter, and diesel engine automobile.
金属过滤器，具有金属过滤器的黑烟微粒除去装置，以及柴油机汽车。
2
An apparatus for smoking, such as a hookah, in which the smoke is drawn through a container of water or ice and cooled before inhaling.
一种吸烟器具，如水烟筒，烟在吸入前通过一个装水或冰的容器被冷却。
3
EN50399-1: common test methods for cables under fire conditions, Heat release and smoke production measurement on cables during flame spread test. Part 1: Apparatus.