positron emission是什么意思

网络释义

用法例句

Diagnostic value of positron emission tomography and computed tomography in the detection of thecervical lymph node metastases of head and neck malignancy;

正电子发射断层与计算机断层成像对头颈部恶性肿瘤颈淋巴结转移的诊断价值

In positron emission tomography(PET) image reconstruction,regularization methods are used to suppress noise effects on reconstructed images.

在正电子发射断层(Positron emission tomography,PET)重建算法中,正则项常被用来抑制噪声。

In positron emission tomography ( PET) image reconstruction, regularization methods are usually considered to suppress noise effects in reconstructed images.

在正电子发射断层重建(PET)算法中,正则项常被用来抑制噪声。

Many methods have been considered to suppress noise effects in reconstructed images in positron emission tomography(PET) image reconstruction.

在正电子发射成像(PET)中,很多方法被用来抑制重建图像中的噪声效果,其中。

As to problem of suppressing noise effects in reconstructed images of positron emission tomography(PET),many methods have been proposed in the past twenty years.

对于如何抑制正电子发射成像(positron emission tomography,PET)中的噪声效果的问题,Bayesian重建或者最大化后验估计(maximum a posteriori,MAP)的方法在重建图像质量和收敛性方面具有相对于其他方法的优越性。

The principle and its system of PET are depicted; PET uses the positron nuclide which are radioactive isotope marker the life substances C,H,O,N.

简述了PET的原理和系统;PET运用标记生命物质C,H,O,N的放射性同位素-正电子发射核素,所以PET可以在不影响生物体生理功能的情况下,快速、实时显示活生物体(包括人体)的代谢过程等生命活动。