词汇	porous tungsten
释义	porous tungsten 活性钨
随便看	sound absorbent pad sound-absorbent wall sound absorbent wedge sound absorber soundabsorbing sound absorbing sound-absorbing sound-absorbing and noise-reducing sound absorbing baffle sound-absorbing baffle sound absorbing baffler Sound-absorbing barrier sound absorbing board sound-absorbing board sound-absorbing boardacoustic board sound-absorbing characteristics sound absorbing coefficient sound-absorbing coefficient sound-absorbing construction sound absorbing cover sound-absorbing cover sound-absorbing element sound-absorbing function sound absorbing material sound-absorbing material