normalairn.标准空气normaladj.正常的；正规的；精神健全的n.常态；标准Normal paraffins正构烷烃normal clearance正常间隙normal corrosion一般腐蚀normal base flow常年基流normal equations正规方程normal homologue正同系物normal education正规教育,师范教育normal inflation正常充气压力normal behaviour正常行为normal objective标准镜头

1. Next we have to refine that solution into something precisely described in standards text.
   接着我们把解决方案提炼成标准文本中精确描述的东西。