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四海
释义
四海
Encyclopedia
医学
经络学
释
four seas
四海
髓海、血海、气海、水谷之海的合称。在中医理论中,脑为髓海,冲脉为血海,膻中为气海,胃为水谷之海。
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noise bandwidth
noise barrier
noise characteristic
noise control
noise control criteria
noise deadener
noise deafness
noise direct listening
noise direct-listening
noise effect
noise equivalent bandwidth
noise equivalent charge
noise equivalent irradiance
noise equivalent power
noise equivalent temperature
noise equivalent temperature difference
noise equivalent temperature difference, NETD
noise(explosion) induced hearing loss
noise factor
noise figure
noise figure analyzer
noise fluctuation
noise-free receiver
noise generator
noise hygienic standard for industrial enterprises
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