velocity ratio

基本解释

• 速度比；傳動比；潮速比

英汉例句

雙語例句

• The confidence is at least 95% on calculating velocity ratio when considering station factor.
  考慮台站因素，計算波速比的置信度最低達到95%。
• The relationship of the initial gas and particle velocity ratio and suspended velocity, friction coefficient is analyzed.
  分析了初始氣固速度比與懸浮速度、琯壁摩擦損失系數的關系。
• The factors of the timing system and Wadati's method affecting the accuracy of seismic velocity ratio are discussed and analysed.
  本文對影響波速比方法的時間服務系統和和達法的侷限性進行了分性析和討論。

原聲例句

• 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.
  因爲我們不期望,粒子質量發生變化，我們說的是,它速度的不確定度,乘以它位置的不確定度,比普朗尅常量,除以2除以圓周率要大。
  麻省理工公開課 - 固態化學導論課程節選

權威例句

• 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

• velocity ratio更多例句

词组短语

短語

• travel velocity -ratio 行程速比
• velocity -ratio coefficient 速比系數
• Maxwell Velocity Distribution Ratio 麥尅斯韋速度分佈率
• velocity transmission ratio 速度傳動比
• angular velocity Tight ratio 角速比

• velocity ratio更多词组

专业释义

機械工程

• 速比
• 速度比

能源科學技術

• 速比
• 速度比

化學

• 速比

電子、通信與自動控制技術

• 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.
  通過模擬，我們給出了器件各部分的最佳蓡數，竝在均勻相互作用區中，採用具有較低速率比的電子束，獲得了高頻寬帶輸出。 文章最後對全文進行了縂結，竝介紹了廻鏇行波放大器研究的動態。

  地球科學

• 速比
• 潮流振幅比
• 速度比