nema

By NEMA standard the measuring methods and automatic data analyzing are introduced in this paper .

本文根据NEMA标准的测试要求，介绍进行空间分辨率、能量分辨率、线性度以及均匀性度的测量方法及自动数据分析。

NEMA NU 2-2001 Standards Used for PET / CT Performance Tests in China

NEMANU2-2001标准在国内PET/CT性能测试的整体应用

The goal of this study is to design a common testing system for SPECT quality control according to NEMA standard .

本研究的目的旨在按NEMA标准设计一套通用的SPECT质量控制测试系统，供各种型号SPECT的验收，性能比较和常规质控使用。

Newly added content of the NEMA standard ( NU-12001 ) for scintillation camera

NEMA标准（2001版）新增内容

Experiment of Ivermectin Expelling Digestive Tract Nema in Cattles

伊维菌素驱除黄牛消化道线虫试验

Referring to the standard NEMA dual ring phase scheme , it analyzes the candidate phase transition and presented the concept of 3-stage phase transition process , which can generate the phase combination and phase transition with high flexibility and is able to reduce the complexity of decision making process .

参考NEMA标准的双环相位结构，分析了单点自适应控制策略的备选相位切换方案，提出三阶段相位切换过程，能灵活地实现相位组合和相位切换，降低相位切换决策方法的复杂程度。

The performance measurement of CT was based on the standard of Xi'an CDC CT Acceptance Test Program , and PET on NEMA standard ( 1994 version ) . The CT phantom used was produced by The Phantom Lab , USA and PET phantom used was the NEMA standard phantom .

CT性能测试采用陕西省疾病控制中心CT验收标准，模型为美国体模实验室生产的CT专用模型。PET性能测试采用美国全国电子工厂协会（NEMA）标准，模型为NEMAPET标准模型（1994年版）。