positive vector
英 [ˈpɒzətɪv ˈvektə(r)]
美 [ˈpɑːzətɪv ˈvektər]
网络 正向量
双语例句
- The transformation of the instantaneous value symmetry component applied, the positive sequence space vector of fault component of the voltage and current can be derived.
应用瞬时值对称分量变换，可提取电压、电流故障分量的正序空间向量。 - Study on Multivariate Totally Positive of Order 2 Nature of Normal Random Vector
正态随机向量的多元全正二序性质的研究 - Well, it looks like positive should win because here the vector field is much larger than over there.
看上去正的会多一点，因为这里的向量场要大一些。 - And I claim that the answer should be positive because the vector field is crossing our paraboliod going upwards, going from the outside out and below to the inside and upside.
我相信结果应该是正的，因为向量场穿过我们的抛物面向上，从外部下面指向内部上面。 - Objective: To study the double-targeting effect on α-fetoprotein ( AFP)-positive human hepatocarcinoma cell line of the liposome plus transferrin ( TF) mediated transfection of tissue-specific vector.
目的：研究阳离子脂质体联合转铁蛋白（transferrin，Tf）介导甲胎蛋白（AFP）启动子/增强子载体对分泌AFP的人肝癌细胞株的双重靶向作用。 - Although the positive slope saw-tooth carrier can avoid these problems above mentioned, it brings zero vector states around the vertical edges where the energy cannot be exchanged between the motor and the resonance circuit and thus the condition of soft-switching resonance cannot be satisfied.
采用正斜率锯齿载波虽然能解决上述问题，但是会造成在锯齿波垂直沿前后处于零矢量状态，电机的能量与谐振电路不发生交换，不能满足软开关谐振条件。 - In the 3D-SVPWM technique, the null vectors which change into the positive vector and the negative vector influence the outputs of the converters.
在3DSVPWM技术中，零矢量变为零轴上的正向和负向电压矢量，对逆变器的输出有影响。 - The Moments of Positive Random Vector
正随机向量的矩 - To solve the problem of false positive in micro-calcification detection, a double-layer support vector classifier model with reject feature is proposed.
为克服微钙化点检测中假阳性高的缺点，本文构造了一种带拒识能力的双层支持向量模型分类器用于钙化点检测。 - This paper conducts a positive study of the relationship between economic growth and public investment and private investment with the help of vector error-correction model after pointing out the faults of traditional approaches of aggregate production function and dynamic production function in positive study.
本文首先指出传统的总量生产函数方法和动态生产函数方法在实证研究中的不足，在此基础上用向量误差修正模型来对公共投资、私人投资与经济增长之间的关系进行实证研究。 - Conclusion Nested RT-PCR and fluorescent quantitative RT-PCR are available in fast testing positive vector, and there was no evidence to regard the role of rat and cockroach in the origin and transmission of SARS coronavirus, which deserves to be studied further in the future.
结论巢式RT-PCR、荧光定量RT-PCR都适合于病媒生物SARS冠状病毒的初步筛选，目前未有明显证据显示鼠类及蜚蠊携带和传播SARS冠状病毒，仍需作进一步研究。 - Based on Input-Output Analysis and Positive Characteristic Vector Method, it is researched on macroeconomic positive analysis to our contemporary economy. The conclusions are that economy grows mainly due to final demand growth, and that production efficiency is low with much energy sources consumption.
根据投入产出分析和正特征矢量法，对中国当代经济现状进行了宏观实证分析，结论是我国经济增长主要靠最终需求拉动，这样的经济增长生产效率低，资源耗费大。 - Study and Simulation of real-time detecting method for fundamental positive sequence, negative sequence components and harmonic components based on space vector
基于空间矢量的基波正序、负序分量及谐波分量的实时检测方法 - In this paper, some properties of totally real and totally umbilical submanifolds of a complex projective space are obtained. We also prove that a compact totally real submanifold with positive curvature and parallel mean curvature vector of a complex projective space must be pseudo-umbilical.
获得了复射影空间中全实全脐子流形的若干性质，并且证明了复射影空间中具有平行平均曲率向量的正曲率紧致全实子流形必是伪脐的。 - And 20 μ g transferrin added resulted in smaller mobility as compared and 10 μ g transferrin added, suggesting that transferrin with positive charge and oligopeptide vector and plasmid DNA formed composite.
说明带正电荷的转铁蛋白与寡肽载体和质粒DNA形成了复合物。 - Method of Reducing False Positive Alerts Based on Support Vector Machine in Intrusion Detection
基于支持向量机的降低入侵检测误报警方法 - To improve the speed and the problem of high false positive in micro-calcification detection, a novel micro-calcification detection method based on support vector classifier model with rejection feature and Iterative Rank-order Filter Subspace is proposed.
为提高钙化点检测速度，克服微钙化点检测中假阳性高的缺点，本文构造了一种迭代顺序滤波子空间约束的可拒识-支持向量机分类器用于钙化点检测。 - The effective stiff matrix based on the Newmark schemes proves to be definitely positive. The effective flexibility equation about contact force vector is obtained. Therefore, the dynamic contact iteration process is condensed on possible contact area and the calculation efficiency is improved.
证明了基于Newmark方法的有效刚度阵的正定性，导出了关于接触力向量的有效柔度方程，从而把动力接触迭代过程凝缩到接触面上，提高了计算的效率； - The positive charcter vector method to a sort of macroeconomic model
一类宏观经济模型的正特征矢量法 - According to actual economic meaning, RAS method and the positive characteristic vector method, this paper gives a technique to adjust direct consumption coefficient matrix in inverse way. This technique can save lots of financial resources and analyze economy sectors development.
利用RAS法和正特征矢量法，根据实际经济意义，从理论上给出逆向调整直接消耗系数矩阵的一种方法，可以节省大量的人力物力，并能对宏观经济各部门的发展加以分析。 - The classical Kantorovich theorem states that every positive operator from a majorizing vector subspace of a Riesz space into a Dedekind complete Riesz space always has a positive extension.
经典Kantorovich定理称：从Riesz空间X的majorizing子空间G到Dedekind完备的Riesz空间Y的正线性算子能扩充为全空间的正算子。 - Methods: The total RNA extracted directly from rodent lung tissues which was determined to be hantavirus antigen positive by IFA methos and the hantavirus S gene segment was amplified by RT-PCR methods and the product was purified and cloned into T vector, then the sequence was analyzed.
方法：提取经免疫荧光检测证实为汉坦病毒抗原阳性的鼠肺组织的总RNA，经RT-PCR扩增汉坦病毒S基因片段，其产物纯化后与T载体连接并进行序列分析。 - Carrot callus was transformed using the polyphyletic vectors by bombardment The transformed callus was detected to be blue by X-Gluc tinction, and to be positive by Southern blotting. The results indicated that the polyphyletic expressing vector was transferred into genome of carrot callous.
用基因枪转化法对胡萝卜愈伤组织进行了遗传转化，转化的胡萝卜愈伤组织经Southern杂交检测和X-Gluc染色，结果表明，多元表达载体成功地被导入胡萝卜愈伤组织。 - Another definition of positive definite tensor is directly defined by the way the tensor acts any vector regardless of symmetry of tensor.
其二则不管该张量是否对称，直接由张量对任一向量的作用来定义是否正定。 - The Positive Cones and The Simplicial Cones in the Topological Vector Space
拓扑向量空间的正锥与单形 - On the Definition of Positive Definite Tensor and Characteristic Vector of Tensor of Rank Two
关于正定张量定义和二阶张量特征向量 - Her novel is a positive existential philosophy in the spirit of the vector, carrying the human optimism, the pursuit of the ideal of a beautiful wish.
她的小说是存在主义哲学观中积极精神的载体，承载了人类乐观向上，追求理想的一种美好愿望。 - Through the synchronous rotation tracking to the fundamental positive sequence voltage vector, It could reduce the calculation of phase-locked loop and trigonometric functions, and get the reference current signal of APF quickly and exactly.
该方法通过对电网正序基波电压矢量的同步旋转跟踪，省去锁相环及三角函数计算，能够快速、准确地获取APF的参考电流信号。 - Detection of chimeric antibody in supernatant of pIRES-C1 expression vector transfected CHO cell culture by sandwich ELISA leads to positive result, indicating successful construction of C1 chimeric antibody expression vector and secretion of chimeric antibody by pIRES-C1 transfected CHO cells.
ELISA检测转染pIRES-C1表达载体的CHO细胞培养上清中的嵌合抗体表达，得到阳性结果，提示嵌合抗体表达载体构建成功，顺利表达并分泌人鼠嵌合抗体。 - Using Matlab programming to achieve the non uniform B spline curves and surfaces, the positive operator, inverse, derivative vector algorithm, to calculate the integral impeller blades, ruled surface data point and generates the effect chart.
在Matlab编写非均匀B样条曲线的正算、反算、导矢等算法，计算出整体叶轮、直纹面叶片、叶片等距面、叶片缝合面的数据点并生成效果图。