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Coordinated shift control of nonsynchronizer transmission for electric vehicles based on dynamic too
Multispeed transmissions can enhance the dynamics and economic performance of electric vehicles(EVs),but the coordinated......
BACKGROUND Patients with Becker muscular dystrophy(BMD)have a high risk of developing hyperkalemia,rhabdomyolysis,and ma......
短语动词 I. 单项选择。 ( )1. Lily is upset these days. Do you know how to________her________? A. cheer; up ......
Today， when you are about to board an American airliner， you have to prepare for two possibilities： one， the overhead bin ab......
Novel Stitched Ground Plane Optimizations for Microstrip Patch Antennas at Wi-Fi and WiMAX Applicati
This work explores the optimal mesh structure, stitch density and production technique of stitched ground plane for micr......
The plane wave numerical technique is recast from Ampere’s and Faraday’s laws for materials that are characterized wit......
The QRS-T angle,as an index of noninvasive cardioelectric vector,is closely related to the change of heart structure and......
Erector spinae plane block at lower thoracic level for analgesia in lumbar spine surgery: A randomiz
BACKGROUND Patients undergoing lumbar spine surgery usually suffer severe pain in the postoperative period.The erector s......
This paper presents an application of stitched ground plane for microstrip patch antenna design. In this work Matlab int......
In this paper,we compute sub-Riemannian limits of Gaussian curvature for a Euclidean C2-smooth surface in the affine gro......
针对现有结构直线段提取方法存在的效率低下或准确程度不足等问题,提出了一种基于体素生长的点云结构直线段高效提取方法。首先,对......
The strain gradient plasticity theory is used to investigate the crack-tip field in a power law hardening material. Nume......
...
Based on the basic equations of two-dimensional, transversely isotropic, piezoelectric elasticity, a group of general so......
Laminar-turbulent transition is an old yet unsolved problem. Notwithstanding the great effort made, there is an importan......
Effect of Milling Time on the Microstructure and Tensile Properties of Ultrafine Grained Ni–SiC Comp
Bulk metallic nickel–silicon carbide nano-particle(Ni–Si CNP) composites, with milling time ranged from8 to 48 h, were......
A new theoretical model discloses the unexpected shape evolution of metal nanoparticles in water vap
With the support by the National Natural Science Foundation of China and Chinese Academy of Sciences,the research group ......
The modified analytic embedded-atom method and molecular dynamics simulations are applied to the investigation of the su......
The demand for large antennas in future space missions has increasingly stimulated the development of deployable membran......
Modelling overall transmitted efficiency at 1550 nm for polymer grating Silicon-on-insulator structu
...
Importance of initial buoyancy field on evolution of mantle thermal structure:Implications of surfac
Although there has been significant progress in the seismic imaging of mantle heterogeneity, the outstanding issue that ......
The plane metrology using a single uncalibrated image is studied in the paper, and three novel approaches are proposed. ......
为求解层状地基应变问题的解析解,探究土体分层特性对土层性质的影响,从各向同性平面问题的基本弹性方程出发,利用扩展的瑞利-里兹......
从平面截距式方程的角度,用不同的方法证明点到平面的距离公式....
本文根据直线与平面、直线与直线的位置关系,分三种情形讨论直线方程的求解,并归纳为四种解法:两点法、参数方程法、方程组法和一......
本文介绍了用近点平均加权法进行网格化处理、追踪等值线以及曲线的光滑等基本原理。说明了绘图程序的设计思想,给出了程序的详细......
The Gurtin-Murdoch model has found wide applications in analyzing the mechanical behaviors of nanocomposites with surfac......
<p align="justify"> <span style="font-family:Verdana;">In this paper, tiling a plane with equilateral semi-regular conve......
以保定乐凯大街南延工程转体斜拉桥为依托,在分析该桥结构特点及称重难点的基础上,结合本桥的结构形式,提出了多点联合称重方案,推......
对大学普通物理中电磁学方面的点、线、面模型教学进行了探讨,提出了在教学中引导学生有意识地记忆一些点、线、面模型,以简化解题......
针对判别直线与平面相交及平面与平面相交的可见性提出了一种假想墙的方法。在直线与平面相交问题中探讨了3种典型的情况:一般位置......
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间接边界元素方法(IBEM ) 被用来基于狼理论为事件飞机 P 波浪在分层的一半空间学习一条冲积山谷的表面运动。第一，免费的地反应能......
该文针对高速公路路基填土高度问题,提出了如何进行平、纵面协调设计,以确定合理的填挖高度,达到减少路基土方量,减少占用土地,最......
水墨艺术是中国的国粹之一，它是中国传统文化精神的一种表现形式，以其独特的绘画艺术语言，深刻影响了中国当代设计师的创作思维。在传......
Ｒｅｍｏｖａｌｏｆｈｅａｖｙｍｅｔａｌｓ(Ｃｒ<sup>６＋</sup>，Ｎｉ<sup>２＋</sup>)ｆｒｏｍｐｏｌｌｕｔｅｄｗａｔｅｒｕｓｉｎｇｄｅｃａｙｉｎｇｌｅａｖｅｓｏｆｐｌａｎｅ（Ｐｌａｎｔａｎｕｓｏｒｉｅｎｔａｌｉｓ）￥ＴａｎＺｈｉｑｕｎ(ＴｚｉｔｓｃｈｕｎｇＴ．Ｔａ.........
Ｒｅｍｏｖａｌｏｆｈｅａｖｙｍｅｔａｌｓ(Ｃｒ<sup>６＋</sup>，Ｎｉ<sup>２＋</sup>)ｆｒｏｍｐｏｌｌｕｔｅｄｗａｔｅｒｕｓｉｎｇｄｅｃａｙｉｎｇｌｅａｖｅｓｏｆｐｌａｎｅ（Ｐｌａｎｔａｎｕｓｏｒｉｅｎｔａｌｉｓ）￥ＴａｎＺｈｉｑｕｎ(ＴｚｉｔｓｃｈｕｎｇＴ．Ｔａ.........
Ａｉｒｂｏｒｎｅｒａｄｏｍｅｍａｙｉｎｔｒｏｄｕｃｅｓｉｇｎｉｆｉｃａｎｔｐｅｒｆｏｒｍａｎｃｅｄｅｇｒａｄａｔｉｏｎｔｏａｎｔｅｎｎａａｎｄｒａｄａｒｓｙｓｔｅｍｓ，ｅｖｅｎｉｆｄｅｓｉｇｎｅｄｅｌａｂｏｒａｔｅｌｙ．Ｓｉｎｃｅｒａｄｏｍｅｉｓａｄ.........
后现代语境下的影视文化发生了深刻的变化，各种虚构并可大量复制的影像符号使得文化由深度时间模式向平面空间模式转变，让人们从中心......
用低频涡流检测某型飞机的机翼壁板多层结构腐蚀时,工作频率的选择至关重要。制作了参考试件,模拟不同深度的腐蚀缺陷,通过试验找......
本文通过对286、386、486和 PS/2系列微机中、高分辨率显示接口板EGA/VGA工作原理的剖析,讨论了一种屏幕图形硬拷贝软件的设计和实......
对于不配钢筋的水泥混凝土路面，须按照温度应力的计算方法确定板决平面尺寸，并遵循一定的规则将公路路面分割为整齐的平面块体，以防止......
分析了阴极射线显像管（ＣＲＴ）的现状，指出了ＣＲＴ技术取得的一些新进展，ＣＲＴ厚度的平板化；玻壳的平面化；荫罩配合平面屏的局部改善；电子枪边角电子光点的......
介绍了独墅湖桥隧工程采用GPS技术进行平面控制测量,包括控制网的设计、施测、数据处理以及精度评价,同时估算了控制网对桥隧横向......
在测量工作中,常需要进行平面坐标系之间的转换计算工作。本文分析了国家大地坐标系之间和国家大地坐标系与城市坐标系之间的转换......
介绍了五自由度磁悬浮盘片系统的工作原理和硬件组成，并且推导出盘片控制信号方程，重点讨论了PID控制算法在系统中的应用，在系统稳定......
从纸样设计的基本方法和原则出发,探讨了纸样设计中,平面纸型的结构合理性,即形状、尺寸、定位三个基本要求.......
