频率

• Frequency is measured in hertz, or cycles per second .
  频率用赫兹即每秒钟的周数来计算。
• We try to find a correction to the frequency of waves .
  我们试图找出对波的频率的改正量。
• Friction lowers the frequency .
  摩擦使频率减少。
• The deformation frequencies are not sufficiently distinctive .
  其变形频率不是十分明显的。
• The components occur at infinitisimally small frequency .
  分量是在无限小频率间隔上出现的。
• The frequency polygon is simpler than its histogram counterpart .
  频率多边形比直方图更简单。
• The two constituent frequencies are clearly discernible .
  可以清楚地辨别出两种成分的频率来。
• If the frequencies are low, this approach cannot be used .
  若频率很低时，这种方法就不能使用。
• It may limit the amount of sparkover to an acceptable rate .
  它可把火花放电频率控制在允许范围内。
• The main effect is to raise the fundamental slosh mode frequency .
  主要作用是提高基本的晃动频率。