A . T1WI为等信号,T2WI为等信号B . T1WI为略低信号,T2WI为略高信号C . T1WI为低信号,T2WI为高信号D . T1WI为高信号,T2WI为高信号E . T1WI为等信号,T2WI为略高信号
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