机械振动、机械波

机械振动        mechanical vibration
简谐运动        simple harmonic motion, S.H.M,
simple periodic motion
平衡位置        position of equilibrium
往复运动        reciprocating motion, alternate motion, v. reciprocate
振动周期        vibration period
振动振幅        amplitude of vibration
振动中心        centre of oscillation
振幅            amplitude
振动            oscillation, vibration
振子            vibrator , oscillator
弹簧共振        spring resonance
回复力          restoring force
劲度系数        stiffness factor
摆动角          angle of oscillation
             sound,

声波            sound wave
音叉            tuning fork..
音调            pitch

音调的          a. tonal
响度            loudness,
音量            volume,
乐音            musical sound

噪音            noise
频率            frequency,
全振动          total vibration
振动能          energy of vibration,
固有频率        natural frequency
简谐运动的图象 the image of shm
                image of simple harmonic motion
单摆            simple pendulum
弧度            radian
秒摆            seconds pendulum
阻尼振动        damped vibration,
阻尼阻力        damping resistance
受迫振动        forced oscillation, forced vibration
驱动力          driving force
共振            syntony, resonance vi. resonate,
共振的          resonant
共振摆          resonance pendulum
共振曲线        resonance curve
共振效应        resonance effect
共振频率        resonant frequency
机械波          mechanical wave
波的传播        wave propagation
波动效应        fluctuation effects
波动周期        period of waves
横波            transversal wave, transverse wave
纵波            longitudinal wave
凹凸            concave-convex, concavo-convex
波峰            crest
波谷            trough
波腹            antinode, loop
波节            node
波长            wave length
简谐波          simple harmonic wave
波速            wave velocity
反射            reflection, bounce-back
折射            refraction, interception, vt. refract
折射角          refraction angle, angle of refraction
反射角          angle of reflection
吸收            absorption, vt. absorb
衍射            diffraction, vi. diffract
衍射本领        diffracting power
衍射波          diffracted wave
障碍物          obstacle
叠加            superposition, overlying
叠加原理        principle of superposition
干涉            interference, vt. Interfere
干涉波          interference wave
干涉图样 干涉花样interference pattern
驻波            standing wave
多普勒效应      Doppler effect
超声波          ultrasonic wave, supersonic wave
次声波          infrasonic wave