MRI USES a powerful magnetic field, low intensity radio-frequency pulses, and data-processing software to create detailed images of soft tissue, muscles, nerves, fat and bones.
MRI是利用强大的磁场，低强度的无线电频率脉冲和数据处理软件来得到软组织、肌肉、神经、脂肪和骨骼的精细的图像。
Objective To assess the utility of low field intensity MRI using diffuse weighted imaging (DWI) sequence in the diagnosis of cerebral infarction.
目的评价低场磁共振弥散序列对各期脑梗死的诊断作用。
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