SPHER相关论文
计算身体的颤动的表面与任意的形状在一个小马赫数字移动产生的健全领域的一条途径被使用听觉的类比开发了。在它的颤动退出的表面......
Finsler 几何学的历史被考察，在 Finsler 几何学和它的应用程序的简短最近的开发系统地被完成。而且，一个有趣的开的问题在这个领域......
Tropospheric 延期在放的全球航行卫星系统(GNSS ) 充当系统的错误来源。实验模型 UNB3， UNB3m， UNB4 和 EGNOS 在基于卫星的扩大系......
Based on the mechanism of non-uniform sediment incipient motion, the dragging force and uplift force coefficient express......
pH responsive polymeric Janus nanosheets with poly(maleic acid) moiety and crosslinked PS onto the corresponding sides h......
We will review some of the requirements for a laser that would be used with a laser fusion energy power plant, including......
INFLUENCES OF MICROSCOPE SIZE EFFECT OF MATRIX ON PLASTIC POTENTIAL AND VOID GROWTH OF POROUS MATERI
Based on approximate theoretical analyses on atypieal spherical cell containing a sphericalmicrovoid,the influences of ......
Using the method of phenylhydrazine-induced anemia in rabbits, a mass of new reticu-locytes, which synchronously grow, w......
目的:建立HPLC测定中药黄山药中伪原薯蓣皂苷含量的方法。方法:采用反相高效液相色谱法,Merck Puro-spher STARRP-18e色谱柱(4.6mm......
The morphology, structure, and chemical composition of precipitates in the final microstructure of Nb-V-Ti microalloyed ......
Preparation and characterization of three-dimen-sionally ordered macroporous polystyrene via atom-tr
Three-dimensionally ordered macroporous polystyrene(3DOM PS) with pore size of 350 nm was fabricated using Cp2Co/Ethyl 2......
Photonic band structure of three-dimensional colloidal crystals with field-induced lattice structure
By utilizing the electrorheological effect, three-dimensional colloidal crystals can be produced, whose lattice struc-tu......
Transformation Behavior of Precipitates in a W-alloyed 10 wt pct Cr Steel for Ultra-supercritical Po
Thermodynamic calculation,thermal analysis,and identification and observation of precipitates have been carried out on a......
Au nanoparticles coated on the surface of glass (Sample A) or on anodic aluminum oxide template surface (Sample B) were ......
Different batches of natural graphite powders and electrographite powders were characterized by impurity, degree of grap......
Effects of cooling rate and crystallization and melt temperatures on the melting curves of predomi-nately β-phase isot......
A reconfigurable flexible poles die was developed.The die can be used to implement the process of “the multi-point pres......
MiR-210 expression reverses radioresistance of stem-like cells of oesophageal squamous cell carcinom
AIM: To investigate the expression of miR-210 and the role it plays in the cell cycle to regulate radioresistance in oes......
This paper proposes a novel concept of virus-like swimming robot in the range of nano to micro scales for biomedical app......
对凹槽型高效动态混合器而言,理论分流数的大小可以对混合器的混合配位贡献起到客观评价作用。然而动态混合器的混合效果和混合器......
目的计算机断层血管造影术(CTA)是冠脉疾病诊疗过程中最为常用的成像方法之一。然而造影图像中冠脉与其周边组织的灰度分布较为接......
结构函数对于研究特定曲面上的曲线具有特殊的作用,其思想和方法也比较新颖,利用结构函数下的球面曲线求解非线性微分方程的方法更......
虹膜识别面临两个重要的问题:一是如何精细分解与重构虹膜球面图像;二是如何识别虹膜图特征。虹膜表面几何位置信息是一种重要的信......
当本地信号声纳平台发射或存在动力噪声源时,产生的近场干扰由于辐射面按照球面波扩展,因而到达水平直线阵各阵元的时延差不同,如......
研究单个折射面成像的球差是研究透镜及复杂光学仪器成像质量的基础.从折射定律出发,导出了旋转椭球面折射成像的精确球差公式,并......
运用分子作用球模型、杨氏-拉普拉斯公式等定性和半定量的研究方法，设计了液体表面层、单面和双面球形液膜附加压强、毛细现象中液......
以六水氯化镁和碳酸钠为原料,乙二醇为介质,采用直接沉淀法制备了碱式碳酸镁纳米粉体。分别用热重分析、X射线衍射、扫描电镜和红......
Design and Strength Analysis of A Spherical Connector for Lifting Subsystem in Deep Sea Mining Syste
...
利用离散偶极子近似法分析了一种随机取向旋转椭球体沙尘气溶胶粒子模型在尺度参数变化范围为0.1-23时（波长0.55!m对应有效半径为0.......
在风洞内对风沙流中运动沙粒进行了粒子图像速度场（PIV）测量，通过调整进光量和降噪处理得到了满意的PIV图像与沙粒相的速度场．结果表明......
文献（１）提出用坐标变换将ＧＴＥＭｃｅｌｌ变换成均匀矩形偏心同轴线，然后用数值方法求解场分布，但是其变换后的二阶偏微分方程存在错误。文中经过严格的......
一个新方法被建议为软土壤预言有限压缩 grouting 压力。考虑的方法的理论基础圆锥形砍在薄泥浆灯泡上面的失败。把 Mohr 库仑收益......
通过液相沉淀法制备球形Ni（OH）2,与Mn（NO3）2和CH3COOLi·2 H2O混合,经高温固相法制备富锂Li1＋xNi0.5Mn0.5O2正极材料。采用X射线衍......
介绍了奥贝球墨可锻铸铁的组织与性能特点.奥贝球墨可锻铸铁不仅具有类似于奥贝球铁的组织和性能,而且保留了球墨可锻铸铁铸铁的特......
The structural evolution of ZA27 alloy modified by element Zr was studied during semi-solid isothermal heat treatment, a......
把规则刚体分成多个质元,根据转动惯量的定义公式,用等幂数列求和的方法进行计算,再用极限方法求出刚体的转动惯量。这种方法加深......
通过对半球阀阀芯（小口径Dn150mm以下）的研磨工艺进行研究,得出研磨速度、研磨压力对研磨的效率影响较大,正弦波研磨轨迹能有效降低......
M 1080磨床采用螺旋导轮贯穿磨削球面滚子需要较大工装投入,因而用砂轮导轮替代螺旋导轮,对采用砂轮导轮的原理、加工方法、工装设......
为了更好地模拟柱形颗粒与石英砂的流动,利用球元重建方法对柱形颗粒进行球元重建.采用大涡模拟中的SGS（sub-grid scale）亚格子模型,......
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USING HIGH Mg-CONTENT CORED-WIRE TO SPHEROIDIZE AND DESULPHURIZE DUCTILE IRON MELT IN INDUSTRIAL EXP
40% Mg-content cored-wire was used to desulphurize and spheroidize ductile iron melt in industrial experiments. The opti......
莱钢开发了美标H13热作模具钢并对锻造工艺进行了优化,优化后的锻造工艺采用三火成形,加热温度1260℃,锻造过程合理控制砧宽比、料......
Sphere-forming corneal cells repopulate dystrophic keratoconic stroma:Implications for potential the
BACKGROUND Keratoconus is a degenerative corneal disease characterised by aberrant cell behaviour and loss of matrix tha......
研究了一种制备锂离子电池负极材料Li4Ti5O12的新工艺．以TiCl4为原料，水解制备出Ti^4＋溶液，通过“外凝胶”法制备出球形前驱体，与Li2CO3......
应用数控宏程序及仿真加工技术，设计了一个在正立方体内加工球体的数控加工方案，将宏程序巧妙地应用到特殊球体的加工中。建立重要尺......
为了更精确地考虑地球对超远程弹道计算的影响，提出了一个计入精确正常重力的椭球地表弹道模型。讨论了在椭球地表情况下火箭落点以......
通过数字全息显微的方法分析研究了新鲜洋葱表皮细胞的形貌结构．根据全息理论、光的衍射理论和透镜的相位变换性质，从理论上分析了数......
通过加Ce前后工业纯铝显微组织、力学性能和耐中性盐雾性能的比较以及SEM、EDS等分析，研究了稀土Ce对纯铝中富Fe相的球化作用及其对......
Electromagnetic scattering and electromagnetic induction are research topics not directly associated to each other. In t......
