rugged catalyst造句

• The high production rate of modern reformers is due not only to good design but also to active and rugged catalyst .
  生产率高的现代化转化炉不只是由于好的设计而且在于高活性和高强度的催化剂。
• The high production rate of modern reformers is due not only to good design but also to active and rugged catalyst .
  现代化转化炉产生高生产率，不仅因为设计良好，而且在于具有高活性和高强度的催化剂。