GB/T 19884-2005
ActiveAcoustics-In-situ determination of insertion loss of outdoor noise barriers of all types
声学 各种户外声屏障插入损失的现场测定
📋 Scope / 适用范围 ai_extracted
2 规范性引用文件
Content extracted by AI. Not officially verified.
声学 各种户外声屏障插入损失的现场测定
2 规范性引用文件
Content extracted by AI. Not officially verified.