“fourth sound”的概念、定义、翻译、参考文献-科学参考

单词	fourth sound
释义	fourth sound [¦fȯrth `sau̇nd] ^CRYOGENICS A pressure wave which propagates in helium II contained in a porous material such as a tightly packed powder, and which results entirely from motion of the superfluid component, the normal component being immobilized by its viscosity.
随便看	magnetostrictive resonator magnetostrictor magnetoswitchboard exchange magnetotail magneto telephone set magnet power magnetron magnetron oscillator magnetron pulling magnetron pushing magnetron vacuum gage magnet wire magnification magnifier magnifying glass magnifying power magnistor magnitude magnitude method magnitude ratio magnitude system magno magnocellular magnochromite magnoferrite

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