The magnitude of each type of noise listed above can be computed from elementary statistical principles.

Even correctly computed results are developed from a conceptual model and not from reality itself.

纵然正确地计算得到的后果,也只是从概念化的模型推导出来的而不是从现实本身得到的.

The losses are computed at $ 1000.

估计损失1000美元.

Mother computed the cost of our trip.

母亲算了我们旅行的费用.

Both computed values agree with the results depicted in the diagram.

两个计算所得的值和图中所画的结果一致.

Resolving kernels and standard errors can also be computed for each block.

还可以计算每个块体的分辨核和标准误差.

These figures were often spuriously computed by selecting particularly favorable sample groups.

这些数字往往是用错误的方法计算出来的，所用的都是特别挑选出来的对自己有利的样本组。

Preoperative and postoperative neurological examination, brain computed tomography ( CT ) scan, and cognitive function tests were performed.

两组均行术前、术后神经系统物理检查 、 颅脑计算机体层摄影 ( CT ) 和认知能力测验比较.

Upper gastrointestinal series and computed tomography the abdomen a tumor within the duodenum.

上肠胃道摄影及腹部计算机断层摄影均显示此肿瘤位于十二指肠.

The principle and image properties of single photon emission computed tomography are introduced.

探讨了单光子发射型计算机断层成像的原理与图像特点.

Objective To assess the limitation of computed tomography ( CT ) in the diagnosis of cervical disc herniation.

目的探讨 CT 平扫诊断颈椎间盘膨或突出症的限度.

The choice of the projection model is an important factor emission computed tomography ( SPECT ) image reconstruction.

断层图像 重建算法的重要因素之一是投影模型的选取.

The abdominal computed tomography, angiography and magnetic resonance imaging were not conclusive.

藉超音波定位经皮穿肝切片,而证实为一罕见的胆道缺陷瘤.

Now X ? ray Computed Tomography ( CT ) technology has been successfully used in clinical circumstance.

现在计算机断层扫描摄影(ComputedTomography, 简称 CT ) 技术已经成功地应用于临床中.

Closely related to PET is single-photon emission computed tomography, or SPECT.

与正电子发射 X 射线摄影技术密切相关的是单光子发射计算机化成像(SPECT).

Brain computed tomography showed multiple metastasis of the brain.

黑色素细胞癌主要治疗方式为手术切除.

Objective: To detect the diagnosis effect on computed tomography ( CT ) of parotid masses.

目的: 探讨 CT 检查对腮腺疾病的诊断价值.

This is the mathematical basis of computed tomography and positron emission tomography.

这是计算机层析成像和正电子层析成像的数学基础.

Computed tomography and magnetic resonance imaging revealed paranasal sphenoid sinus mucocele.

接著患者开始觉得左眼视力逐渐模糊,四个月后检查时,患者左眼已无光感.

Method. The geometry of cervical vertebrae was created from computed tomography images.

方法: 颈椎几何形态基于CT图像建立.

Conclusions Computed tomography and resonance imaging were the important diagnostic methods.

结论颅脑计算机体层摄影术和磁共振显像检查是确诊脑转移的重要手段.