sound barrier

英 [saʊnd ˈbæriə(r)]

美 [saʊnd ˈbæriər]

n.  音障; 声障

牛津词典

noun

• 音障；声障
  the point at which an aircraft's speed is the same as the speed of sound, causing reduced control, a very loud noise (called a sonic boom ) and various other effects
  1. to break the sound barrier (= to travel faster than the speed of sound)
     突破音障（即超过音速运行）

柯林斯词典

• 声障;音障;声垒
  If an aircraft breaksthe sound barrier, it reaches a speed that is faster than the speed of sound.

英英释义

noun

• the increase in aerodynamic drag as an airplane approaches the speed of sound
  Synonym:sonic barrier

双语例句

• Noise Reduction for Sound Barrier in Railway Passenger Dedicated Lines
  铁路客运专线吸声式声屏障降噪研究
• The noise could reach the relevant standards and achieve better environmental and social benefits through setting the arc fish scale sound barrier by simulation and plan evaluation.
  经方案论证，设置弧形鱼鳞状吸声型声屏障，噪声均达到相关标准规定，取得较好的环境与社会效益。
• Optimization of the locations of the virtual sensors in the virtual sound barrier system
  虚拟声屏障系统中虚拟传感器位置的优化研究
• This model provide scientific foundation and method for sound barrier design.
  该模型的建立及其应用可为高架轨道交通的规划及其声屏障设计提供科学依据和手段。
• Influence of geometry shapes of sound barrier on noise reduction effect in high speed railway
  高速铁路声屏障几何形状对降噪效果的影响
• U.S.Navy photographer with lightning-fast reflexes captured this image of a fighter plane blasting through a "sonic boom cloud" as the jet broke the sound barrier.
  一位美国海军摄影师敏捷地捕捉到了战斗机在突破音障时，产生“音爆云”的图片。
• Consequently, this paper may provide an efficient and rapid methodology in the shape-optimized work for a sound barrier installed in a multi-equipment plant.
  最后，本研究确实能针对多音源工厂的隔音墙外型及音源位置最佳化，提供一套既快速又有效的方法。
• Who was the first person to break the sound barrier?
  谁第一个突破了声垒？
• Proposals for "Technical Requirements and Test Method for Acoustic Elements of Railway ′ s Sound Barrier"
  对《铁路声屏障声学构件技术要求及测试方法》的建议
• In order to develop the highway sound barrier technology and improve the design level, this paper has a study on developing the computer aided design system for the sound barrier.
  本文以发展我国公路声屏障技术，提高公路声屏障的设计水平为目标，就公路声屏障计算机辅助设计系统的开发进行了较深入的研究。