prodn [p'rɒdn]

例句:

• Its prodn process includes material moistening, heating, stoving , crashing, proportioning and stirring.
  方法包括润料 、 加热 、 烘烤 、 粉碎 、 配料、加工搅拌、烘干以及粉碎.
  
• The catalyst has high catalytic activity and selectivity for the prodn . of acrylamide from acrylonitrile.
  本发明催化剂在丙烯腈催化合制丙烯酰胺的过程表现出很高的活性及选择性.