spacing相关论文
Zr-pillared clays were prepared by heating and ultrasonic methods in intercalation process.The resultants were character......
The AA-stacked bilayer graphene/α-SiO2(001)interfaces with Si terminated atoms are studied in the presence of an electr......
Thermal resistance was composed by thermal resistance of Aluminum substrate,thermal resistance of convective heat transf......
国际整流器公司两款创新的功率半导体封装设计,Super-220及Super-D2Pak,具备业界标准的封装面积和引线间距(lead spacing),却可容......
The deformation and fracture behaviors of low-carbon steel, medium-carbon steel, and high-carbon steel were studied on i......
We describe and compare the performances of two crucial configurations for a tunable dual-wavelength fiber laser, namely......
Recirculating frequency shifter(RFS)can generate stable multi-carrier,but the carrier-to-noise-ratio(CNR)is limited beca......
We demonstrate a switchable Q-switched and mode-locked erbium-doped fiber laser (EDFL) operating in the L-band region us......
We report the fabrication of widely tunable ridge waveguide distributed Bragg reflector(DBR) lasers with InGaAsP butt-jo......
This paper presents the design and fabrication of an effective, robust and process-tolerant floating guard ring terminat......
0.25 m Ga N HEMT with Al Ga N back barrier for high power switch application has been presented. By introducing Al Ga N ......
该文报道具有最小比导通电阻的~1.7 k V 4H-SiC结势垒肖特基二极管。首先通过数值仿真对结势垒肖特基(junction barrier Schottky,......
In this paper, we present the finding that periodic structural defects(PSDs) along a Bragg grating can shift the Bragg w......
Switchable single and double Brillouin multiwavelength and pulsed laser is successfully demonstrated. Brillouin spacing ......
In this paper, optical pulse repetition rate multiplication based on a series-coupled double-ring resonator is proposed.......
We demonstrate an ultra-low-threshold phonon laser using a coupled-microtoroid-cavity system by introducing a novel coup......
A 300 μm×300 μm light emitting diode(LED) chip is divided into nine 80 μm×80 μm units with 30 μm spacing between ......
引言:矫治牙列间隙的正畸方法有很多,临床上正畸医生最担心的往往是牙列间隙错合畸形矫治后的高复发趋势、咬合紊乱,甚至由于缺乏......
The far-field imaging properties of a high index microsphere lens spatially separated from the object are experimentally......
In this paper,a semi-analytical method for the analysis of pile-supported embankments is proposed.The mathematic model d......
To explore the method to evaluate air-void parameters of fresh concrete rapidly, the spacing factor and specific surface......
Steam generator is optimized by applying entransy dissipation extremum principle and constructal theory and adopting ana......
City metro tunnels are usually constructed as twin-parallel tunnels and their adjacent construction may lead to surface ......
Mo thin films are deposited on soda lime glass (SLG) substrates using DC magnetron sputtering. The Mo film thicknesses a......
According to the water balance principle, the expression of the phreatic table is established by considering evaporation......
High-speed steel W18Cr4V is commonly used in industries such as blade and mould manufacturers because of its high level ......
The punching thru mechanism of gate oxide (thickness about 15A) was investi- gated. Because of the thin thickness of gat......
The secondary dendritic arm spacing(SDAS)of free cutting steel 38MnVS during continuous casting process was simulated ba......
High-strength quenched and tempered (HSQT) steels have been widely used in structural applications where light weight is......
An echelle diffraction grating based high-resolution spectrometer-on-chip on silicon oxynitride (SiON) waveguide platfor......
通过含一组预置张开裂隙石膏试件的单轴压缩试验,系统地研究了当节理连通率固定时,节理组的间距和倾角对试件强度和变形特性的影响......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
以小密度667株.hm-2在3个立地指数22、24和26条件下,16年生林分生长结论为：（1）立地指数22、24和26达到中大径材培育目标的时间和年均......
对X80板材建立了预弯状态下的有限元ANSYS模型,考虑了X80钢的材料应力-应变曲线及板材与模具接触等非线性因素,进行了弹塑性变形及......
Growth performance of Avicennia officinalis L. and the effect of spacing on growth and yield of tree
A trial of Avicennia officinalis L. with five different spacings was conducted in the newly accreted lands along the wes......
由微肋阵构成的换热器是解决大规模集成电路存在热障问题的装置。基于CFD软件,对3种不同肋间距的圆形微肋阵进行模拟计算,分析了在......
地下管线是城市生存和发展的"生命线",对城市建设的重要性不言而喻,但管线的规划是否合理,建设是否符合规范,是地下管线安全的重要......
为促进双车道公路交通流平稳运行,提出了信号交叉口最小间距优化分析方法.最小间距由交通流稳定距离和交叉口上游功能区长度2部分......
对高速公路互通式立体交叉设计中的主线同侧出入口最小间距设计进行了研究。根据道路通行能力手册HCM2000,并且对高速公路上的车流......
城市公共交通的发展是我国可持续交通发展的重要方向。作者对公共交通站距设置距离的长短做了交互的损益分析，然后对乘客旅行时间总......
农田防护林(林带)的空间配置与布局是影响防护林结构和防护效益发挥并持续的关键因素.为达到农田防护林防护效益最大并持续的经营......
玻璃绝缘子产品的结构高度尺寸,是一个非常重要的参数。如果玻璃绝缘子的结构高度超出规定长度,那么产品在使用过程中绝缘子串会变......
主要讨论了安全用电的屏护和间距问题,用一系列数据使计量检定员懂得现场操作高低压设备的安全技术、最小安全距离等,工作中知己知......
文中利用ABAQUS有限元软件建立某土质边坡的二维模型,通过改变坡顶两个条形基础上部附加荷载之间的距离,研究不同间距双重荷载作用......
随着数字电子技术的迅速发展,基于设计的标准单元已经成为主流的设计风格.主要改进了标准单元库中版图库的建库技术,接着结合与门......
结合测速单元的工作原理,分析了传统速度传感器与测速齿轮的配合关系,介绍了改进后的测速齿轮和速度传感器配合方案,并通过实际案......
近距离煤层群开采时，上下工作面错距的大小会直接影响到下层煤工作面应力特性。通过理论分析以及数值模拟相结合的方式，研究了不同错......
随着高速公路网的不断加密以及交通需求的日益增长,小间距互通式立交逐渐增多。如何保证小间距互通式立交的运行安全已成为业界倍......
