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单词
EM
释义
EM
Encyclopedia
医学
有效掩蔽
释
effective masking; EM
有效掩蔽
纯音测听中,当测试听力较差耳时,为防止对侧听力较好耳偷听产生“交叉听力”,在对侧耳处给予掩蔽音干预,从而提高对侧耳听阈,避免偷听,以获得患耳真实听阈水平的方法。
Physics
EM=exposure meter
曝光表
Astronomy
EM
全称:emission measure。发射量度
Chemistry
>物理化学>胶体化学>释义
electron microscopy (EM)
电镜技术
随便看
urban road detection
urban road form
urban road grade
urban road intersections
urban road network
urban road network planning
urban road system
urban road system planning
urban road traffic control
urban road traffic indication
urban road traffic landscape
urban road traffic light environment
urban road traffic lighting
urban road traffic sign
urban road traffic surveillance system
urban road tunnel
urban-rural coordination
urban-rural development
urban-rural development transformation
urban-rural differences
urban-rural ecosystem
urban-rural fringe
urban-rural governance
urban-rural gradient
urban-rural income disparity
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更新时间:2026/6/30 13:19:51