sphe相关论文
The crowding agent induced phase transition of amphiphilic block copolymers in solution was explicitly considered. The i......
Parallel fabrication of silicon concave microlens array by femtosecond laser irradiation and mixed a
A method of multi-beam femtosecond laser irradiation combined with modified HF-HNO_3-CH_3 COOH etching is used for the p......
AIM:To study the results and complications of LASIK surgery after radial keratotomy. METHODS:This descriptive study was ......
Objective: To isolate neural progenitors from midbrain of new born rats. Methods: Cell groups with cloning capability w......
THE RELATION BETWEEN BAND STRUCTURE AND SUPERCONDUCTING TRANSITION TEMPERATURE IN SOME MIXED ALKALI-
The electronic band stucturec of crystalline N Na2RbC60 and Na2CsC60are examined using the three-dimensional crystal or......
Based on the assumption that a representative element of a pearlitic steel is an aggregate ofnumerous spherical pearlit......
Study of the temperature rise induced by a focusing transducer with a wide aperture angle on biologi
We used the spheroidal beam equation to calculate the sound field created by focusing a transducer with a wide aperture ......
The isolation of multiple-isomers of Sc2@C80 (I, II, III) endohedral metallofullerenes is reported for the first time. T......
The monodispersed polymeric particles with an unusual structure were prepared by the dispersion copolymerization of acry......
In order to investigate the efficiency of a new quantitative head band formed ocular compressor to reduce intraocular p......
Microstructure and formation mechanism of titanium matrix composites coating on Ti-6Al-4V by laser c
Titanium matrix composite coatings were fabricated on Ti-6A1-4V substrate by laser cladding using powder mixtures of Ti+......
采用热模拟方法结合组织观察和硬度测试,绘制出了微碳铝镇静钢热轧板(SPHE)的连续冷却转变(CCT)曲线,分析了SPHE钢动态及静态连续......
Fossil seeds of Euryale(Nymphaeaceae) indicate a lake or swamp environment in the late Miocene Zhaot
Euryale(Nymphaeaceae) is a monotypic genus distributed in eastern Asia, but fossils in its native distribution are spars......
为了解决热轧薄板SPHE在热轧生产中出现边裂严重的问题,通过取样对其成分、金相组织和夹杂物的分析,并调研现场生产工艺的异常情况......
为了解决热轧薄板SPHE在热轧生产中出现边裂严重的问题,通过取样对其成分、金相组织和夹杂物的分析,并调研现场生产工艺的异常情况......
为了研究稳态磁场对激光熔注硬质颗粒强化涂层显微组织和性能的影响,在316L不锈钢基体上制备了碳化钨(WC)颗粒分布可控的强化涂层......
Inhalable oridonin-loaded poly(lactic-co-glycolic)acid large porous microparticles for in situ treat
Non-small cell lung cancer(NSCLC) accounts for about 85% of all lung cancers. Traditional chemotherapy for this disease ......
针对欧洲中程天气预报中心实时大气数据中由于水平及垂直分辨率变化所引起的大气压跳跃,利用再分析大气数据(ERA-Interim)及去平滑......
[目的]检测垂体腺瘤患者内镜经鼻蝶术后相关激素水平变化,分析影响垂体功能低下的因素,指导其激素替代治疗.[方法]总结本院神经外......
Studies on the Preparation of Polymer Spherical Symmetry GRIN Sphere and Controlling its Gradient In
In this paper, a polymer spherical symmetry GRIN sphere lens were prepared by the suspension-diffusion-copolymerization(......
在总结弧面分度凸轮机构和一些包络蜗杆分度凸轮机构的基础上，提出具有滚动齿的球面及锥面包络蜗杆分度凸轮机构，并对机构的滚动齿进......
运用正规族理论方法给出某些高阶代数微分方程亚纯解增长性的一般估计结果,推广了Barsegian和Bergweiler等人的相应结果.特殊情形......
针对现有刻楦系统存在的不足提出了新的鞋楦数控加工原理,并以该原理为基础进行了详细的数控刻楦刀位点算法分析.该算法采用当今加......
讨论了球对称物体的非牛顿引力,得到了地表下深h处牛顿引力与非牛顿引力的残差,指出球壳的中心中程力是离心的或向心的.......
针对研发的一种适用于高烈度地震区铁路桥梁的竖向限位装置——球铰式竖向限位器,介绍了其工作原理及构造特点、设计方法、力学性......
为评估高导热填料对复合相变材料熔化传热过程的影响,采用实验方法定量分析典型球形容器中添加石墨纳米片的十二醇基复合相变材料......
针对制备高强韧Fe-1.55C-1.14Cr-1.15Al超高碳钢过程中等温退火工艺的不足,提出先以普通正火来代替等温退火,然后再进行球化的热处......
围绕优质冷轧基料产品质量的稳定性及可靠性,针对工艺路线（1）分别进行了成分设计分析、生产成本分析、工序控制分析等,并制定了相应......
基于空间频率域交叉谱密度函数的传输公式，推导了有球差多色部分空间相干光被光阑衍射后轴上点光谱的解析表达式，而完全空间相干光的......
经颅直流电刺激是一种非介入式的刺激方法。为了解电刺激中阴极电极数与位置对头脑模型中空间电场分布的影响,基于人体头部解剖结......
对１９９９年初春福建省东山县工厂化养殖九孔鲍中发生的流行性死亡，开展了九孔鲍的病理学研究，电镜下发现病鲍的肝脏细胞质中有大量具被膜２０面......
编制了将球谐函数表示为三维空间图形的MATLAB程序.对于理解重力场、潮汐现象、地磁基本磁场和变化磁场、地球自由振荡等一系列运......
对球面渐开线斜齿锥齿轮齿面的形成理论进行了分析，通过坐标变换原理，提出了以齿面发生线的极径及球面渐开线生成过程的基圆锥转角为......
用裂变径迹法测定了北京猿人遗址第四层的年代,测定工作采用北京猿人遗址第四层的灰烬,从中分选出榍石,利用北京猿人用火时已充分......
局部重力场的谱方法是当前重力学的研究方向 ,该方法的核心问题是如何构造合适的谱函数以及如何对谱函数实施快速、有效的计算。当......
流体力学中Navier-Stokes方程的坐标表示一般都比较复杂，计算过程十分烦琐，因此众多的书刊上都没有求解过程．本文利用过渡矩阵，先把Nav......
融化，蒸发和氧化行为以及在正式就职血浆的钨和铝的团结现象被学习。Scanningelectron 显微镜学被用来检验形态学和 plasma-process......
目的 确定二氢嘧啶酶产生菌的最适培养条件。 方法 采用Plackett-Burman法设计和球面对称设计联用。结果 最适培养基组成为(%，W......
一种新试制的发动机活塞销在进行发动机试验时发生断裂，通过扫描电镜对活塞销断口进行分析。结果表明，导致活塞销失效的主要原因是活......
在分析2-UPU/2-URU并联机构结构特点的基础上,运用封闭法对机构进行了位置分析,并验证了数值特例,利用球坐标搜索法得到影响并联机......
针对左心室三维容积建模与估算问题，本文提出了一种基于球面增长的粒子系统左心室容积建模方法。通过对粒子系统动力学平衡原理的研......
目的:探讨优化大肠杆菌JM109菌株的电穿孔转化条件.方法:应用球面对称设计组合电穿孔转化条件,拟合出各条件与转化率之间的关系,对......
介绍了焊接机器人的工作原理及采用的S7－200可编程控制器，就其控制系统构成、硬件接口、软件程序设计等要点进行了详细分析，工艺实验......
Comparied to traditional optical processing methods,numerical controlled surfacing techniques have irreplaceable effects......
提出了一种能长期在深海自主机动的底栖型潜水器(UBV)概念。有别于传统的水下航行器,底栖型潜水器采用嵌套球体作为基本构型,在球......
A set of nonlinearly coupled algebraic and differential eigenvalue equations of nonlinear axisymmetric free vibration of......
胶乳粒子之间的静电作用与各种胶乳体系的稳定性研究及胶乳微细化机理的探讨均有关联．从胶乳粒子的最简化模型着手，用Ｄｅｒｊａｎｇｕｉｎ近似法处理球型......
对被均匀导电介质包围的球形地质体的瞬变电磁响应作了解析研究。激发场源为通有阶跃电流的圆表回路，在轴对称条件下，建立起关于德拜......
RECONSTRUCTION OF PART OF AN ACTUAL BLAST-WAVE FLOW FIELD TO AGREE WITH EXPERIMENTAL DATA BY USING N
In this paper,on the basis of experimental data of two kinds of chemical explosions,the piston-pushing model of spherica......
