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acoustics
释义
acoustics
Encyclopedia
理学
声学
释
acoustics
声学
物理学分支学科之一。研究介质中机械波的产生、传播、接收和效应的科学。介质包括物质各态(固体、液体和气体等),可是弹性介质也可是非弹性介质。机械波是指质点运动变化(包括位移、速度、加速度中某一种或几种的变化)的传播现象。机械波就是声波。
Physics
光学、声学
声学
acoustics
声学
>声学>释义
acoustics, theory of sound
声学
acoustics
声学
随便看
proportional compasses
proportional constant
proportional control
proportional counter
proportional counting
proportional counting tube
proportional dividers
proportional division
proportional expression
proportional guidance method
proportional hazard model
proportional hazard regression model
proportional hazards model
proportional-integral-derivative control
proportional integral derivative controller
proportional-integral-derivative controller
proportional integral derivative regulator
proportional integral derivative regulatory systems
proportional integral regulator
proportional-integral regulatory systems
proportional intensification
proportional-intergral-dervative control
proportionality
proportionality coefficient
proportionality factor
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