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奈培衰减单位,=& 686 分贝 | |||
奈培; 奈培衰减单位= 8.686分贝 | |||
奈培 (neper,衰减单位, = 8.686dB) | |||
奈培衰减单位,1奈培= 8.686 分贝 | |||
奈培 (衰减单位 =8.686 分贝) | |||
奈培【物 | |||
按照德文原文拼写奈培 | |||
纳皮尔双面大衣呢; 纳皮尔黄麻地毯 | |||
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内皮尔 (新西兰,S39°28' E176°55') |
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