The air freshener furnishes you with fine aromatic surroundings .
空气清香剂为您创造一个芳香四溢的美好环境。
The invention discloses a method and an apparatus for the synthesis of tetaraary porphyrin at high yield with raw materials including pyrrole, aromatic aldehyde and air.
本发明公开了一种由吡咯、芳香醛和空气为原料高产率合成四芳基卟啉的 方法和设备。
Burley, also known as White Burley tobacco, is primarily used to make cigarettes and aromatic blends, whereas dark air-cured tobaccos are mainly used in the production of chewing tobacco and snuff.
白肋烟，亦称白色烟草，主要用于做香烟和芳香型配料，然而暗晾烟主要用于嚼烟和鼻烟的生产。
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