工程係要噪音管理
咁呢塊嘢就已經可以阻隔到噪音？
(純粹無聊問吓🙏🏻)
咁呢塊嘢就已經可以阻隔到噪音？
(純粹無聊問吓🙏🏻)
📎 附加媒體：
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[影片] https://scontent-yyz1-1.cdninstagram.com/o1/v/t16/f2/m84/AQOwzthz0waxDNH-2YMaSmL0fbXy3jBjTEv17AMOGfIIJPydzZM_aPlZO50bLfokXxCWEmCXpMG3RMxYUA1j1xckRYpH2rLBKHX7Pvw.mp4?_nc_cat=104&_nc_sid=5e9851&_nc_ht=scontent-yyz1-1.cdninstagram.com&_nc_ohc=oNeBWbgUCo8Q7kNvwE87uk6&efg=eyJ2ZW5jb2RlX3RhZyI6Inhwdl9wcm9ncmVzc2l2ZS5JTlNUQUdSQU0uQ0FST1VTRUxfSVRFTS5DMy43MjAuZGFzaF9iYXNlbGluZV8xX3YxIiwieHB2X2Fzc2V0X2lkIjoxNzk1NTM4OTY4NTEwNzk0NiwiYXNzZXRfYWdlX2RheXMiOjEsInZpX3VzZWNhc2VfaWQiOjEwMTY0LCJkdXJhdGlvbl9zIjoxMCwidXJsZ2VuX3NvdXJjZSI6Ind3dyJ9&ccb=17-1&vs=1ccedfa9d37baf1b&_nc_vs=HBksFQIYTGlnX2JhY2tmaWxsX3RpbWVsaW5lX3ZvZC84RTQ5QjQyNUFFMDkzNTNGOTlGQUQyNkI2RUFCQ0JCM192aWRlb19kYXNoaW5pdC5tcDQVAALIARIAFQIYUWlnX3hwdl9wbGFjZW1lbnRfcGVybWFuZW50X3YyLzkwNEMyQzQzN0Q1MkUzQzcwMzgzQzkwNDVDQjdCOEJDX2F1ZGlvX2Rhc2hpbml0Lm1wNBUCAsgBEgAoABgAGwKIB3VzZV9vaWwBMRJwcm9ncmVzc2l2ZV9yZWNpcGUBMRUAACbUs-D_nZXlPxUCKAJDMywXQCQk3S8an74YEmRhc2hfYmFzZWxpbmVfMV92MREAde4HZeieAQA&_nc_gid=GX2Oy-jw5a_dA1v0FxS-yw&_nc_zt=28&_nc_ss=7a32e&oh=00_Af09BzrAJNt8IB-758VDkn5PLWMgkFNtWy_SU35pm4nRZQ&oe=69CFC554
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