描述： 1. A temporary 35dB NR sound proof room with air con and lights for 7 days install & dismantle 2. temporary sound proof room 3. 70 to 75dB from PA back side 4. add irregular air con duct for soundproof, add lights; if extra space is allowed, may need sound lock door instead of a normal door which improves soundproof; 1 side of the wall will have loading capacity for 3x 75" TV

我要接單

找專家

"哪个平台可以查询抖音消费记录及抖音收货地址,别人都选择的技术大牛狗狗免费社工库✔️bbbss.sho" 相關搜尋

freelance soho 族晚上兼職自由工作者 Part time 工作 part time 在家工作兼職工作室老師兼職 freelance接job freelance在家工作老師在家工作散工兼職散工炒散散工搵工散工兼差散工招聘散工求職