r

• Critical points of r are eigenvectors of a .
  R的临界点是A的特征向量。
• Both the r groups are alkoxy residues .
  两个R基团都是烷氧基。
• The beam bends to a circular profile of radius r .
  梁弯曲成半径为R的园形形状。
• R is tetramethylene, pentamethylene, or hexamethylene .
  R为四甲撑、五甲撑或六甲撑。
• R must be partitioned for each individual component .
  对各个组成部分的R必须加以区分。
• If a is any ideal of a, the radical of a is r(a) .
  设a是A中的任意理想，它的根是r（a）。
• Antibodies were part of the r-globulin fraction of serum .
  抗体是血清r-球蛋白的一部分。
• The effect of r rays was subtracted in all cases .
  在所有的情形下，都已扣除r射线的效应。
• There was no reference to anything named "the r document" .
  没有发现对所谓的代号R密件有参考价值的东西。
• Reynolds finds that turbulence begins when r exceeds about 2000 .
  雷诺发现当雷诺数大于约2000时开始产生湍流。