subtraction的例句大全

Temporomandibular joint disorders syndrome: comparison between MR imaging and digital subtraction arthrography

磁共振成像与数字减影关节造影诊断颞下颌关节紊乱综合征的比较研究

In the first stage, background subtraction is applied based on logarithmic intensities instead of standard intensities to weaken the affection of illumination change.

首先在车辆分割阶段，采用基于对数密度的背景消减法，降低光照变化带来的影响；

An improved nearest neighborsubtraction algorithm was presented and applied in the Computational Optical Section Microscopy ( COSM ).

本文针对计算光学切片中的最近邻算法提出了一种改进算法.

Based on sign digit negabinary representation, the two step addition and one step subtraction of arbitrary length operands can be performed.

基于符号数字负二进制表达，提出了任意字长操作数的并行两步加法与一步减法。

Advance a king of arithmetic on C-cutter radius compensation basing on linear interpolation. To turn trigonometric function and evolution operation to that of addition and subtraction, simple and practical, there for solving the problem how to comprehensively realize C-cutter radius compensation in economical CNC system.

提出一种基于直线插补思想的C刀补算法，将三角函数及开方运算转换为加、减运算，算法简单实用，解决了C刀补在单片机开发的经济型CNC系统中的实现问题。

Moreover, taking the motion law into account and with the Boolean subtraction calculation of the solids of worm and wormgear at every meshing position, the solid modeling of hourglass worm parts is realized.

考虑运动规律，对每个啮合位置的蜗杆实体与蜗轮轮齿实体进行布尔减运算，进而实现环面蜗杆零件的实体建模。

In subtraction, one never "carries" a digit or bit on to the next left place-weight.

在减法，一个从来没有“携带”数字或比特的下一个离开的地方体重。

Conclusions Special eye sing , ultrasound scanning , CT, digital subtraction angiography ( DSA ) is an effective Methods: To diagnose CCF.

结论　特征性眼部表现, 超声 、 CT 、 选择性全脑数字减影血管造影 ( DSA ) 是诊断CCF的有效方法.

In the cotton harvest time, sampling to analyze, according to the subtraction counts nitrogen fertilizer utilization is 48.58%~ 53.15% in the cotton with drip irrigation, utilization of phosphorus is 18.73%~ 24.84%.

收获期棉株取样化验分析，根据差减法求得滴灌棉花氮肥利用率为48.58%～53.15%，磷肥利用率为18.73%～24.84%。

Objective : To evaluate the value in detecting pulmonary tubercle ( PT ) on dual-energy subtraction digital radiography ( DDR ).

目的: 评价双能量减影在肺结核 结节 诊断中的应用价值.

In this article, the effect of different LUT algorithms on digital subtraction angiography images is introduced.

本文讨论了不同查找表算法对数字减影血管造影图像的影响.

Operations of addition and subtraction are adopted in this improved algorithm of Bresenham, and the multiplication and round operation can be avoided.

改进后的Bresenham算法全部采用加减运算，有效的避免了乘法和舍入取整运算，因此提高了图像变形的运算速度。

Cerebral digital subtraction angiography revealed tentorial DAVF and ectatic drainage veins around midbrain.

脑血管造影诊断为天幕区DAVF，脑积水由扩张的引流静脉压迫中脑导水管所致。

Firstly, it was proved that the multistage wiener filter ( MWF) implemented by the correlation subtraction algorithm ( CSA) was a unitary MWF and that the matched filters were equal to the corresponding basis vectors of the rank reducing subspace in the CSA-MWF.

证明了由相关相减算法实现的多级维纳滤波器是一种酉多级维纳滤波器，并且其各级的匹配滤波器与对应的降秩子空间的基向量相等。

Abstract: Objective : To illustrate the value of digital subtractiondacryocystography in the diagnosis of lacrimal duct obstruction.

文摘: 目的: 评价数字减影泪道造影术在临床检查泪道阻塞中的应用价值.

Occipital lobe ( bilateral cuneus) and parietal lobe ( precuneus and inferior parietal lobule) were activated in both groups during addition and subtraction tasks; and occipital cortex and parietal cortex were also activated in the three calculation tasks with different difficulty levels.

两组被试儿童在不同的运算任务中几乎均可见枕叶（双侧楔叶）及顶叶（楔前叶、顶下小叶）激活；不同难度的加法运算中亦可见顶、枕皮质的激活。

Fast algorithm for implementing multistage wiener filter: iterative correlation subtraction algorithm

一种多级维纳滤波器的快速实现算法&迭代相关相减算法

This paper presents a real-time field programmable gate array ( FPGA) based system for digital subtraction angiography.

介绍了一种基于FPGA的实时数字血管减影系统。

This code implements two sparse matrix addition, subtraction, and multiplication operations.

此程序代码实现了两个稀疏矩阵相加 、 相减和相乘的运算.

Iopamiro ( 300 mgI/ ml) was injected at rate of 5 ml per second for a total volume of 12~ 15 ml. Subtraction was continued up to disappearance of the contrast medium.

造影条件为碘必乐（300mgI／ml）每秒5ml，总量12～15ml连续减影至静脉期造影剂消失为止。