velocity ratio

基本解释

• 速度比；传动比；潮速比

英汉例句

双语例句

• The confidence is at least 95% on calculating velocity ratio when considering station factor.
  考虑台站因素，计算波速比的置信度最低达到95%。
• The relationship of the initial gas and particle velocity ratio and suspended velocity, friction coefficient is analyzed.
  分析了初始气固速度比与悬浮速度、管壁摩擦损失系数的关系。
• The factors of the timing system and Wadati's method affecting the accuracy of seismic velocity ratio are discussed and analysed.
  本文对影响波速比方法的时间服务系统和和达法的局限性进行了分性析和讨论。

原声例句

• And since we are not expecting the mass of the particle to change, what we really are saying is the uncertainty in its velocity times the uncertainty in its position is greater than the ratio of the Planck constant divided by 2 pi.
  因为我们不期望,粒子质量发生变化，我们说的是,它速度的不确定度,乘以它位置的不确定度,比普朗克常量,除以2除以圆周率要大。
  麻省理工公开课 - 固态化学导论课程节选

权威例句

• Mach is a measure of the ratio of the velocity of an object, in this case a plane, to the velocity of sound, which equals Mach 1, or 761.2 miles per hour.
  FORBES: Magazine Article

词组短语

短语

• travel velocity -ratio 行程速比
• velocity -ratio coefficient 速比系数
• Maxwell Velocity Distribution Ratio 麦克斯韦速度分布率
• velocity transmission ratio 速度传动比
• angular velocity Tight ratio 角速比

专业释义

机械工程

• 速比
• 速度比

能源科学技术

• 速比
• 速度比

化学

• 速比

电子、通信与自动控制技术

• 速率比

  We have obtained the optimal parameters of each section by simulation and achieved high frequency and broadband output by using an electron beam with a low velocity ratio in an uniform circuit.
  通过模拟，我们给出了器件各部分的最佳参数，并在均匀相互作用区中，采用具有较低速率比的电子束，获得了高频宽带输出。 文章最后对全文进行了总结，并介绍了回旋行波放大器研究的动态。

  地球科学

• 速比
• 潮流振幅比
• 速度比