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管涌
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管涌
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工学
工程地下水问题
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piping
管涌
在任意方向水头梯度的渗透水流作用下,在土体内部空腔或外部的渗流出口处,首先由细颗粒在粗颗粒形成的孔隙通道中移动流失,继而发展到粗颗粒流失形成管状侵蚀通道的现象(图1)。
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acoustic guide
acoustic heating
acoustic holography
acoustic holography detection
acoustic horizon
acoustic horn
acoustic hyperlens/superlens
acoustician
acoustic image
acoustic imaging detection
acoustic immitance
acoustic impedance
acoustic impedance model
acoustic impendance log
acoustic insulating materials
acoustic integrated positioning
acoustic intensity
acoustic intensity, intensity of sound
acoustic intensity, sound intensity, sound energy flux density
acoustic interferometer
acoustic inverse scattering
acoustic isolator
acoustic level
acoustic level, sound level
acoustic log
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