propene ['proʊˌpi:n]

例句:

• Fig . 2. Two reactor design for ammoxidation of propene. Completeseparation of air and propene plus ammonia.
  图2, 丙烯氨氧化反应的两个反应器设计. 空气和丙烯氨气混合物的完全分离.
  
• Admixture of a SiO 2 carrier, however, decreases the propene selectivity somewhat.
  然而, 二氧化硅载体的掺加稍微降低了丙烯的选择性.