Partial volume effect ( PVE ) and their influence factors for positron emission tomography ( PET ) were investigated with computer simulation and experiments .

用模拟实验研究了正电子发射断层扫描（PET）部分 容积 效应与相关影响因素间的关系。

Volume Effect to the Measurement of Cherenkov Radiation of ~ ( 32 ) P Water Solution

~（32）P水溶液切连科夫辐射测定中的 体积 效应

Volume effect is added in the processing system vibration the metal forming process of the material deformation resistance showed lower deformation rate accelerated phenomenon .

体积 效应是在加工系统附加振动情况下，金属塑性成形过程中表现出的材料变形抗力降低，变形速率加快的现象。

The partial volume effect of PET is more significant than CT / MRI due to imaging theory and detection technical constraints .

由于PET显像理论和探测技术上的限制，PET成像的部分 容积 效应较CT、MRI等其他显像设备更为突出。

Partial volume effect is a common problem of variety medical imaging equipment .

部分 容积 效应是各种医学影像设备普遍存在的问题。

Mechanism on Volume Effect in Metals Plastic Processes with Vibration

金属振动塑性加工中 体积 效应的机理分析

The order and the diffuseness of the phase transition are also discussed from the volume effect viewpoint .

还从 体积 效应的观点对BST相变的弥散性和级进行了讨论。

Nano ZnO particles have lots of new properties and preparation due to its obvious surface effect volume effect quantum size effect macro quantum tunneling effect high clarity and high dispersion .

尺寸为纳米级的氧化锌，由于具有明显的表面效应、 体积 效应、量子尺寸效应和宏观量子隧道效应以及高透明度、高分散性等特点，使得它具有许多新的性质和用途。

Image segmentation is a very vital step in diagnosis of clinic . Compared with common image medical images have heterogeneity partial volume effect and noise .

医学图像分割是临床医学诊断的关键步骤，与普通图像相比，医学图像具有异质性，部分 容积 效应和噪声的特点。

Because of the fineness of particles the structure of electronic and crystal of surface changes resulting in surface effect volume effect and high dispersivity which macro object does not have .

由于晶粒的细微化，其表面电子结构和晶体结构发生变化，产生了宏观物体所不具有的表面效应、 体积 效应以及高分散性等特点。

Correction of Partial Volume Effect of Positive Nodules on PET

PET阳性结节灶的部分 容积 效应校正

This direct evidence strongly suggests that volume effect is the governing mechanism for the ferroelectric aging .

这一结果充分地支持了 体 效应是时效产生的最基本原因。

As strong surface effect and volume effect of nanoparticles the polymer materials not only have better gas barrier heat resistance but also have better mechanical properties when added nanoparticles .

由于纳米粒子具有较强的表面效应和 体积 效应，不但能使高分子材料的气体阻隔性、耐热性变好，而且使其力学性能、抗冲性能得到较好的改性。

Since volume effect was eliminated subtle signal change of minor laceration could be observed missed diagnosis and misdiagnosis were thus reduced .

对小的撕裂，由于消除了 容积 效应，其信号的细微改变也能观察到，从而减少了漏诊和误诊。

Partial volume effect in PET images : phantom study

PET显像部分 容积 效应的实验研究

This thesis introduces the concept structure and properties of semiconductor ultrafine particle ( SUFP ) including quantum-size effect surface effect and volume effect et al .

介绍了半导体超细粒子的概念、结构及特性，主要是包括量子尺寸效应、 体积 效应、表面效应；

Simulation Study and Experiment Verify of Partial Volume Effect for Positron Emission Tomography

正电子发射断层扫描图像部分 容积 效应的模拟研究及实验检验

The results of numerical simulation on volume effect of rock material at a group of different homogeneity indexes show that the volume of rock strength results in the heterogeneity of rock material .

对一组不同均质度系数下岩石材料 体积 效应的数值模拟结果表明，岩石强度的体积 效应根源于材料的非均质性。

We focus on the partial volume effect in image processing artifacts .

其中，图像处理伪影中的部分 容积 效应伪影是本课题所研究的主要对象。

Also partial volume effect can worsen the resolution of digitally reconstructed radiograph ( DRR ) in 3D TPS .

同时部分 容积 效应也会导致三维治疗计划系统中数字重建影像（DRR）分辨率的降低。

We speculate these kind of effect may come from the micellar formation in bulk solution . The electrostatic / volume effect may related to surface and finally change the wetting status .

初步推测这类作用的来源可能与溶液中形成的分子聚集体胶束有关，胶束可能导致静电作用， 体积 效应等等，最终影响表面状态。

Accumulator Volume Effect to Secondary Regulation of Hydraulic Pumping Units

蓄能器 容积对二次调节液压抽油机系统的 影响

It possesses unique properties including surface effect volume effect and quantum confinement effect different from bulk materials and single molecular and can be applied in many fields such as electronics optics chemistry ceramics biology and medicine .

纳米材料具有明显不同于体材料和单个分子的独特性质，比如表面效应、 体积 效应、量子尺寸效应和宏观量子隧道效应，广泛的应用于电子学、光学、化工、陶瓷、生物和医药等领域。

In this article four basic Properties of Nanometer Particle are summarized : quantum size effect surface effect volume effect macroscopical quantum tunnel effect and several ways of preparation and evaluation of nanometer particle are introduced .

综述了纳米微粒的四个基本特性：量子尺寸效应、表面效应、 体积 效应及宏观量子隧道效应，并介绍了纳米微粒的制备方法及对纳米微粒评估的方法。

Nanometer particles have remarkable volume effect and surface effect the reason why they have some abnormal properties such as the formation regularities and structures of phases which are different from usual bulk materials .

纳米粒子具有显著的 体积 效应和表面效应，合金纳米粒子具有不同于常规大块合金和大颗粒粉末材料的奇异特性，如相生成规律、相结构等。

Research on Oil-Pumping Unit Motor s Energy Saving Technology by Voltage Regulation with Thyristor ; Accumulator Volume Effect to Secondary Regulation of Hydraulic Pumping Units

抽油机电动机晶闸管调压节能技术研究蓄能器 容积对二次调节液压抽油机系统的 影响