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- replacing noise by vibration 以振代噪
- The Mathematical Model of Bearing Noise by Vibration of its Ball 基于钢球振动所产生的轴承噪声数学模型
- Select suitable equipment of vibration seperation and vibration reduction, which can reduce the noise made by vibration of gear box and generator efficaciously. 选择合适的隔振减振装置,有效地降低了齿轮箱和发电机由于振动而产生的噪音。
- Vibro-jet method is to reinforce the soil by vibration and jetting. 摘要利用振动和水冲加固土体的方法叫做振冲法。
- Male crickets make a chirping noise by rubbing their front wings together. 雄蟋蟀以前翼相互摩擦而发出啁啾之声。
- This insect makes its strange noise by rubbing its back legs together. 这只昆虫将两只后腿反复摩擦发出一种奇怪的声音。
- Learning high and low sounds are determined by vibration frequencies. 认识物体振动的频率决定了声音的高低。
- These sounds are brought to you by vibrating air. 这些声音由振动着的空气传给你。
- One species of the hawk moth can make a loud squawking noise by blowing air through its tongue. 某一种鹰蛾飞行时由于气流通过其口部,会产生很大的响声。
- Sound is propagated by vibrations . 声音靠震动传播。
- The trilled `r' is produced by vibrating the tongue against the upper teeth. 发带颤音的r,舌抬向上齿颤动而成。
- Neise W. and Koopman G. H., "Reduction of Centrifugal Fan Noise by Use of Resonator", Journal of Sound and Vibration, Vol.73, No.2, pp. 297-308, 1980. 洪宗扬,"后倾式离心风机之噪音研究",国立台湾工业技术学院硕士论文,1996年。
- Sound is propagated by vibrations. 声音靠震动传播。
- Jones, A. D. and G. L. Brown, "Determination of Two-Stroke Engine Exhaust Noise by the Method of Characteristics", Journal of Sound and Vibration, Vol. 82(3), pp.305-327(1982). 卢昭晖;杨秀丰;刘德真;"机车引擎暨进;排气系统噪音分析改善";财团法人车辆研究测试中心学界转委托期末报告;(1995).
- It can be compacted in dry state by vibration, easy dismantling after use, and more than 40h of durability. 干式振动施工;易于用后翻包拆除;使用寿命可达40小时以上。
- The policeman took the man who made the noise by the arm and conducted him firmly away. 警察把那个大声喧哗的人强行拉了出去。
- Musical sound produced by vibration of the human vocal cords and resonated within the throat and head cavities. 人声通过声带振动并在喉腔和头腔共鸣产生的声音
- An example would be noise where engines can be muffled thus reducing noise by a noticeable amount. 例如,发动机可以加以消音从而大大减少机器的噪音。
- All liquid containers must be securely sealed in order to avoid leaks caused by vibration or shocks during transit. 所有液体容器都必须密封完好,以免转运期间摇晃或振动造成泄漏。