查询词典 dilation

Methods The endothelium-dependent dilation function was measured with high-frequency ultrasound in 61 patients with Takayasu arteritis and 36 normal subjects, the diameter of the brachial arteries before and after reactive hyperemia was also measured.

我们经过4年的观察研究发现多发性大动脉炎对血管内皮舒张功能有更直接的影响，EDD%在此病的观测中具有重要的临床意义。1资料与方法1.1研究对象①大动脉炎组：选择已确诊

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。

For compactly supported biorthogonal multiwavelet system with dilation factor α and multiplicity r, a general method to construct many new length-(L+1) biorthogonal conjugate filters from a length-L BCFs is given, and the approach of constructing higher-order matrix BCFs from lower-order ones is presented simultaneously.

对于α尺度r重紧支撑双正交多小波系统，给出了由长为L的双正交共轭滤波器构造的长为L+1的BCFs的一般方法，也给出了由低阶BCFs构造高阶BCFs的方法。

Discussion: Bronchiectasis is defined by abnormal dilation of the bronchial tree.

讨论：支气管扩张症是指由异常扩张支气管树。

So it can effectively extract information from the signal and carry outmultiscaled detailed analysis through dilation and shift operations.

因而它能有效的从信号中提取信息，并且可以通过伸缩和平移等运算功能对信号进行多尺度细化分析。

In this paper, the thermal dilation coefficient of cement is studied.

对水泥浆体的线膨胀系数进行了研究。

The histopathological changes of brain tissue include neuronal degeneration, edema of nerve cell and gliacyte, the obfuscation of chondriosome structure, dilation of endoplasmic reticulum and brain edema of the cerebral cortex, which can gradually recover.

结扎后主要病理改变：神经元变性，神经细胞与胶质细胞水肿，线粒体结构模糊，内质网扩张及窦旁皮质组织水肿；均能逐渐恢复。

The ciliary body is an anterior dilation of the choroid at the level of the lens.

晶状体是脉络膜石晶状体平面上向前扩大的部分。

Major results, such as the Sz.-Nagy Dilation Theorem, the Weyl-von Neumann-Berg Theorem and the classification of von Neumann algebras, are covered, as is a treatment of Fredholm theory.

主要成果，如Sz。，纳吉扩张定理，外尔，冯诺依曼，伯格定理与冯诺伊曼代数的分类，覆盖，就像一个Fredholm算子理论的待遇。

This effect is due to dilation of both the large conductance and small resistance renal blood vessels.

其作用源于大的容量血管和小的阻力血管的同时扩张。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。