Detecting visualization of segmental renal trauma on both second harmonic imaging(SHI)and color Doppler energy imaging(CDEI)before and after enhanced ultrasonography.
分别用二次谐波显像及彩色能量多普勒成像，观察造影前后局部损伤的位置、范围及回声。
The invention discloses a device for detecting an electric energy meter error under a harmonic condition by adopting a watt-second method, and a detecting method.
本发明公开了一种采用瓦秒法检测谐波条件下电能表误差的装置及检测方法。
The invention discloses a device for detecting an electric energy meter error under a harmonic condition by adopting a watt-second method, and a detecting method.
本发明公开了一种采用瓦秒法检测谐波条件下电能表误差的装置及检测方法。
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