| 1. | Reverberant room method for sound power level testing of ventilators
空调风机噪声声功率级测定?混响室法
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| 2. | Industrial fans - determination of fan sound power levels under standardized laboratory conditions - reverberant room method
工业风扇.标准实验室条件下风扇声功率级的测定.混响室法
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| 3. | Industrial fans - determination of fan sound power levels under standardized laboratory conditions - part 2 : reverberant room method
工业用风扇.标准化实验室条件下风扇声功率级的测定.第2部分:混响室法
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| 4. | Acoustics - determination of sound power levels of noise soures - engineering methods for small , movable sources in reverberant field - part 1 : comparsion method for hard - walled test rooms
声学声压法测定噪声源声功率级混响场中小型可移动声源工程法第1部分:硬壁测试室比较法
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| 5. | Acoustics - determination of sound power levels of noise sources - engineering methods for small , movable sources in reverberant fields - methods for special reverberation test rooms
声学.噪声源的声功率级测定.在混响场中对可移动声源的工程测量方法.用专用混响试验室的测量方法
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| 6. | Acoustics - determination of sound power levels of noise sources - engineering methods for small , movable sources in reverberant fields - comparison for hard - walled test rooms
声学.噪声源声功率级的测定.在混响声场中小声源和移动声源的工程测量方法.第1部分:硬墙试验室的比较分析法
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| 7. | Acoustics - determination of sound power levels of noise sources - engineering methods for small , movable sources in reverberant fields - part 1 : comparison method for hard - walled test rooms
声学.测定噪声源的声功率级.混响场内小型可移动声源的工程法.第1部分:硬壁试验室中的比较法
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| 8. | Acoustics - determination of sound power levels of noise sources - engineering methods for small , movable sources in reverberant fields - part 2 : methods for special reverberation test rooms
声学.声压法测定噪声源声功率级.混响声场中小型可移动声源的工程检测法.第2部分:专用混响试验室法
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| 9. | Acoustics . determination of sound power levels of noise sources . engineering methods for small , movable sources in reverberant fields . part 1 : comparison method for hard - walled test rooms
声学.噪声源声强级的测定.混响声场中小声源和移动声源的工程测量方法.第1部分:硬墙试验室的比较分析法
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| 10. | Acoustics - determination of sound power levels of noise sources - using sound pressure - engineering metheds for small , movable sources in reverberant fields - part 2 : methods for special reverberation test rooms
声学声压法测定噪声源声功率级混响场中小型可移动声源工程法第2部分:专用混响测试室法
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