Double layer sound proof, Low noise.
双层隔音，噪音低。
It can be matched into trailer type, sound proof etc.
我厂可提供拖车机组，静音机组等型式。
The building is proof against fire (sound).
这座建筑物是耐火的(隔音的)。
The room is proof against sound.
这房间是隔音的。
A sound-proof home cinema is also used to play music.
一个隔音家庭影院也可以用来播放音乐。
A sound-proof home cinema is also used to play music.
一个隔音家庭影院也可以用来播放音乐。
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