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GB/T 3767-1996 Acoustics--Determination of sound power levels of noise sources using sound pressure--Engineering method in an essentially free field over a reflecting plane 声学 声压法测定噪声源声功率级 反射面上方近似自由场的工程法 - 中英文版 |
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GB/T 16404-1996 Acoustics--Determination of sound power levels of noise sources using sound intensity--Part 1:Measurement at discrete points 声学 声强法测定噪声源的声功率级 第1部分:离散点上的测量 - 中英文版 |
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GB/T 14366-1993 Acoustics--Determination ofoccupational noise exposure and estimation of noise-induced hearing impairment 声学 职业噪声测量与噪声引起的听力损伤评价 - 中英文版 |
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