Objective To discuss the value of second harmonic imaging in diagnosing pancreatic masses.
目的探讨二次谐波技术对胰腺肿块的诊断价值。
Objective To investigate the application of SonoVuecontrast-enhanced ultrasound and second harmonic imaging in liver hemangioma.
目的探讨超声造影二次谐波成像技术在肝血管瘤中的应用。
Superharmonic imaging is made for biological tissues and compared with the results from fundamental and second harmonic imaging.
对生物组织进行了超谐波成像，并与基波、二次谐波图像对比。
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