查询词典 transformation of the variable

This paper expounds the advantages of transforming auxiliary water pumps by variable frequency control technology;introduces the energy saving approaches of change-speed pumps,and discusses the technologe problems in the transformation adopting variable frequency control technology.

详细介绍对辅机水泵采用变频技术进行改造的优越性，论述变速泵的节能途径，探讨变频改造中的一些技术问题。

By means of the complex variable function method and introducing the conformal transformation,the plane elasticity problem about static crack of a finite width strip with a single edge crack is analyzed further and the exact solutions to the SIFs are found out and generalized to dynamics.

利用复变方法，通过构造适当的保角映射，分析了有限宽单边裂纹带中静态裂纹的平面弹性问题，给出应力强度因子的精确解，并将其推广到动力学。

By means of the complex variable function method and introducing the conformal transformation,the anti-plane shear problem about two semi-infinite collinear cracks in one-dimensional hexagonal quasicrystals was investigated and the exact solution to mode Ⅲ SIFs was found out.

利用复变方法，通过引入适当的保角映射，研究了一维六方准晶狭长体中双半无限共线裂纹的反平面剪切问题，给出了Ⅲ型裂纹问题的应力强度因子的精确解。

The results show that: the general variable trend of its spatial structure is of deconcentration,and the factors,including economic development,the change of industrial layout,the transformation of management policies of the port system,the dema...

鉴于此，运用模糊聚类、货种区位商等分析技术，对其体系内的港口等级层次、职能结构的基本特征进行探讨，并在此基础上提出了各港口职能分工的发展方向。

Under the limiting constrained conditions, an attempt to improve ship hull form of minimized wavemaking resistance is described by taking improved Michell integration as an object function and UV as an optimized design variable that is a mapping transformation function for the harmonizing and the fairing of the form variation.

在极限约束条件下，基于船体型值与UV度的映射函数，用UV度作为优化设计变量，以改进的Michel积分为目标函数，求得具有很好的协调性和工程光顺性的最小兴波阻力船型。

The symplectic preserving property of the numerical methods was guaranteed by the canonical transformation, and the energy in the integration time can be adjusted to be constant by changing the parametric variable.

正则变换保证了数值积分的保辛性质，而通过调整引入的〖HT5"H〗参变量〖HT5"SS〗可保证能量在积分格点上守恒。

The author constructed a linear schemes type Region-Project-Join-Normal-Form based on lossless join decomposition, and gave the form of RPJNF through the presentation of equivalence between semantic variable independence and syntax variable independence under finite precision domain. Some other new constraint data dependencies including partitioned multi-region existence dependency and single region existence dependency were also presented. A result of variables set under linear transformation was discussed.

文中给出并证明了多区域存在依赖满足的几条推理规则；提出并证明了线性序约束关系进行模式无损连接分解的充要条件是变量集满足变量独立和多区域存在依赖；设计了一种基于模式无损连接分解的区域投影连接范式；通过证明有限精度域上语义变量独立和语法变量独立的等价性，给出有限精度域上RPJ范式的表达形式。

Neutral differential equations with variable sign coefficients are separated into neutral differential equations with positive and negative coefficients by transformation. According to the characteristic of these equations, a real number set with supremum is constructed, and sufficient conditions for oscillation of all solutions to neutral equations with variable sign coefficients are obtained.

通过变换将具有变号系数的中立型微分方程分解为具有正负系数的中立型微分方程；分析具有正负系数中立型微分方程的特征，构造存在上确界的实数集；并对中立型微分方程的解作细致分析，得到了具有变号系数中立型微分方程所有解振动的充分条件。

For the second order inclusion, using the transformation of variable, the existence of nonoscillatory solutions can be reduced to the existence of solutions for a first order inclusion.

在引进了微分包含解的振动性和非振动性的定义之后，通过分析解的单调性给出了一类二阶包含解的渐近性和振动性的判别准则；对于一阶微分包含，首先证明了时滞微分方程的振动性定理，在此基础上给出微分包含的结果。

For this reason, the author used mid-value filtering method for diminishing the pattern noise, the binary-image transformation method by selecting variable threshold value, and the extraction method of the central line for full-field binary-image.

为此作者使用中值滤波法对图像噪声进行抑制，利用可变阈值对图像进行二值化，实现了二值图像条纹灰度中心线的自动检出。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。