网络释义专业释义
low sound level pump 低噪音泵
sound level calibrator 声级校准器 ; 声级标定仪
sound-level meter [声] 声级计 ; 音位计
recording paper of sound level 噪声级测定纸
max sound level 最大声压级 ; 最高声压级
equivalent continuous sound level 等效连续声级
impulse precision sound level meter 脉冲精密声级计
equivalent sound level 等效声级 ; 等值声级
双语例句权威例句
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Some factors that affect the sound level of the noise emitted from a three-channels nozzle were investigated.
研究了影响三通道喷嘴噪声声级的相关因素。
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The instrument is formed by IPC, exact sound level metre, data sampling card and software for sampling and analysis.
该装置由工控机、精密声级计、数据采集卡以及相应的采集和分析软件构成。
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The influence of wind velocity on noise measurement of sound level has been introduced and the permitted wind velocity has been determined.
介绍了风速对噪声声级测量的影响，确定了噪声测量的风速允许值。
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