[KongchangAI]
Unverified85% confidenceSolutionTime unknown

临街降噪的标准解决路径:先测噪声主频(手机分贝App+主观判断高低频)→确定Rw目标值→低频选夹胶不等厚玻璃/高频选普通中空→选平开窗保证气密性→要求安装时打发泡胶+密封处理墙体缝隙→验收时关窗测降噪dB差值

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Long-term
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