词汇	copper silumin
释义	copper silumin 含铜硬铝,铜硅铝明
随便看	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 sound absorbing materials sound-absorbing materials sound absorbing object sound-absorbing object sound absorbing paint