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联合国(秘书处)采购与运输服务部
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联合国采购与运输服务部--联合国(秘书处)采购与运输服务部
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noise clipper
noise control
noise control
noise control
noise criteria curve
noise current
noise deadener
noise diode
noise diode
noise dose
noise dose meter
noise effect
noise elimination box of combustion installation
noise elimination structure
noise eliminator
noise emission
noise energy
noise environment
noise equivalent bandwidth
noise equivalent charge
noise equivalent exposure
noise equivalent exposure--noise equivalent exposure(NEE)
noise equivalent exposure(NEE)
noise equivalent power
noise equivalent power
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