应用微矩阵表达谱基因芯片筛选食管癌新的相关基因。
Study of the changes of gene expression during the process of liver fibrosis by cDNA microarray;
目的应用基因微矩阵技术分析原发性食管癌基因表达谱,筛选与食管癌进展相关基因。
OBJECTIVE: This study was to investigate the differentially expressed genes between primary esophageal squamous cell carcinoma and normal esophageal mucosa using cDNA microarray.
重点分析了3-DOF并联微纳操作器的运动学正解和逆解,推导出了运动学正解的雅可比矩阵。
The forward and inverse kinematics solutions of a 3-DOF parallel micro-nano manipulator were emphatically analyzed, and the Jacobi matrix of kinematics forward solution was derived.
最小平方法和矩阵微扰法等都列入考虑。
Least squares and matrix perturbation problems are considered.
根据简并态微扰理论和氢原子波函数的性质,得到久期方程中微扰矩阵元的分布规律。
According to the perturbation theory, a distribution law of matrix element in secular equation is discovered in degenerate state and wave function property of the hydrogen atom.
基于用权微扰算法得到的协方差矩阵,提出了用单通道接收机实施空间谱估计测向。
Based on the covariance matrix obtained by the weight perturbation algorithm, we propose to use a single port receiver for spatial spectrum estimate DF.
本文提出用矩阵微扰法计算精密电磁测量线路的参数发生微小变化时引起的误差。
A matrix perturbation method for the calculation of errors in precision electro-magnetic measuring circuits caused by small variation of circuit parameters is described in this paper.
液体压强矩阵方程和压电硅片振动有限元方程耦合,得到一个包含微泵进出口扩散管的液-固耦合系统振动方程。
The fluid pressure equation is combined with vibration equation of silicon diaphragm to construct liquid-solid coupling system equations for a micropump.
用二阶微拢论计算这一截面,结果表示为核矩阵元和激光电场强度的函数。
The cross sections for such processes are calculated in second order perturbation theory and expressed in term of the intensity of laser radiation and the nuclearmatrix elements.
与传统场序彩色LCOS微显芯片类似,该芯片的主要模块由行扫描驱动器、数据驱动器和象素驱动矩阵三大部分组成。
Similar with traditional field sequential color LCOS microdisplay chip, it consists of three parts: row scan driver, data driver and pixel array. The main difference of them is the row access method.
针对宏微进给系统,利用弹性铰的微变形原理设计了宏微系统中的微动台。采用最小位能原理推导出一般弹性铰的二维刚度矩阵;
For the system of macro micro-feed table, a micro-feed table in macro-micro dual system was designed by using of flexure hinge.
针对宏微进给系统,利用弹性铰的微变形原理设计了宏微系统中的微动台。采用最小位能原理推导出一般弹性铰的二维刚度矩阵;
For the system of macro micro-feed table, a micro-feed table in macro-micro dual system was designed by using of flexure hinge.
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