... 线型畸变 profile distortion 型阻，叶型阻力 profile drag 叶型绕流；翼型绕流 profile flow ...
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Compared with the range profile distortion produced by SF signal in the presence of high moving targets, PCSF signal Doppler performance is obviously improved.
与步进频率信号在高速目标下成像失真相比，相位编码步进频率信号的多普勒性能有很明显改善。
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