常数

• Each fringe is the locus of all points in the film for which the optical thickness is a constant .
  每一个条纹就是膜上一切光学厚度为常数的点的轨迹。
• The climatologist is greatly concerned with the time constants of the energy reservoirs of the world .
  气候学家最关心的是世界上能量贮藏器的时间常数。
• This low time constant is consistent with the stability requirements of close-loop control systems .
  这低时间常数是符合闭回路控制系统中稳定性的要求的。
• The solid-state controller has an electronic timer which provides an extremely short time base .
  在固定调节器中，有一只电子定时器，它能提供极小的定时常数。
• The translational motion of the system, as a whole, simply adds a constant to the total energy .
  体系作为一个整体的移动运动，只单纯地在总能量上加一常数值。
• The average slope of long reaches of rivers must be constant over periods of a few years or decades .
  河道长河段的平均坡降，必须是在若干年或几十年周期中为常数。
• since represents an indefinite integral, the ambiguity arises from constant of integration.
  由于表示不定积分，而积分常数引起了不确定性。
• To get rid of the other infinite series, we must set the arbitrary constant that multiplies it equal to zero .
  为去掉另一个无穷级数，必须使任意常数乘之后等于零。
• A certain constant has been adopted as a standard to use in exponential functions. it is an irrational number .
  人们采用某常数作为指数函数中的底，这个常数是无理数。
• Methods are available for the measurement of absolute velocity constants but they are by no means easy to apply .
  虽然某些方法对测定绝对速度常数是合用的，但不容易实施。