...网 关键词】 肾动脉;磁共振血管成 像;场回波 [gap=1744]Key words] renal artery; magnetic resonance angiography; field echo ...
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...与临床医学_医药卫生_论文宝库 T2WI (TR 4500ms, TE 119ms)和T1WI(TR480ms, TE 15ms),超快平衡场回波(Balanced Turbo Field Echo, B-TFE)序列(TR 5.6ms TE 2.8ms),3D-T2WI(TR 1500ms TE 250ms),..
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摘要: 目的 探讨平衡全稳态快速场回波(B-TFE)序列对主动脉粥样硬化的诊断价值.方法 收集临床怀疑主动脉粥样硬化(或主动脉瘤、主动脉夹层)的并行B-TFE序列及3D.
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对于频域,直接对散射场回波复数据进行外推,可获得外推散射场。
The complex data samples are directly extrapolated to obtain the extrapolated echo data in the frequency domain.
目的探讨磁共振快速场回波技术(FFE)在脑内海绵状血管瘤(CA)中的诊断价值。
Objective To evaluate the value of MRI fast field echo (FFE) scan technique in diagnosis of cerebral cavernous angiomas (ca).
但在非均匀风场中,回波结构在运动过程申发生变化,导致该方法的误差大大增加。
In a nonuniform wind field, however, great changes take place in the structure, causing an increase of errors.
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