查询词典 singularity

As one of the those companies in IT market, LIT Co. now facing a big problem: its products are singularity with low added value since the competition becomes mure and more intensively, so recently LIT Co.s business goes done, and market share decreased.

但是作为一个新兴的行业，必然会出现各种各样的问题，LIT公司目前也面临着一个难题，作为一家在IT产业摸爬滚打了数年的高科技公司，随着竞争对手的增加，竞争程度的加剧，目前公司的市场占有率已经出现下滑的趋势。

In this paper, we deal with the existence of periodic solutions of sublinear Liénard differential equations and Duffing differential equations with singularity.

本文研究次线性Liénard方程和具有奇异性Duffing方程周期解的存在性。

The Neumann boundary value prob-lem is firstly reduced into the equivalent natural boundary integral equation withthe kernel possessing 2nd-order singularity,and then the corresponding variationalproblem on the boundary is obtained.By applying Quak trigonometric wavelet basisBjsee(1.2.3as boundary elements and the method of expanding kernel functionto its Galerkin discretization,we obtain simple computational formulae of the en-tries in the stiffness matrix.

首先，我们将Neumann边值问题归化为等价的带有2阶强奇性核的自然边界积分方程，然后化为边界上相应的变分形式，以Hermite插值Quak三角小波基Bj见(1.2.3作为边界元并利用积分核函数展开法将其离散，得到了十分简单的刚度矩阵系数的计算公式，而且刚度矩阵具有十分简单的形式，它是分块循环对角阵。

It found that such resonance phenomenon is associated with the singularity of the network admittance matrix.

这种谐振现象已被发现与网络导纳矩阵的奇异性有关。

The detail contents can be summarized as follows: Using Grassmann line geometry method to analyze joint axes linear dependence in manipulator singular configurations; The manipulator constrain equations are derived base on the reciprocity of twists and wrenches; The null space method is used to obtain the reciprocal screws when singularity occurs.

具体内容包括以下几个方面：用Grassmann线几何方法分析了机器人机构奇异时关节轴线的线性相关性；用螺旋理论推导出了基于力螺旋和运动螺旋表示的反螺旋约束方程式；用零空间理论求出了机器人奇异位形的反螺旋。

Its greatest difference from the ordinary companies is the singularity of the stockholder.Most countries attitude towards One-Man Company has witnessed a.

一人公司是指公司的股份或出资全部归属于单一股东的公司，其与普通公司的最大区别是股东的单一性。

A multiple-step beams model was established to analyze the static stiffness characteristics of the double parallel four-bar mechanism with right angle flexible hinges based on the symmetry of the structure. Formula for calculating the static stiffness was derived by applying singularity function. On the basis of this analysis, the factors influencing the stiffness performance of the double parallel four-bar mechanism were studied from its geometric parameters, and the theoretical model was verified by finite element method.

根据其结构的对称性建立了静刚度分析的阶梯梁模型，引入奇异函数法推导了柔性双平行四杆机构的静刚度计算公式，在此基础上，分析了柔性双平行四杆机构各尺寸参数对其静刚度的影响，并采用有限元方法对理论模型进行了验证。

This paper stated the application of parallel link mechanism in modern machine tools,set up the error analysis as to parallel link mechanism in the virtucal-axis machine tool,derived the double triangular error equations of parallel link mechanicsm in its horizontal posture,analyzed the linearity and non-singularity of the error equations,thus giving the normal splution to the horizontal posture error.

该文对并联机构在现代机床上的应用作了论述，建立了虚拟轴机床并联机构的一种误差分析方法，应用坐标变换原理导出了双三角并联机构水平姿态时的误差方程组；分析了误差方程组的线性和非奇异性，给出了水平姿态时的位姿误差正解；对工作空间中心线的误差分布规律进行了仿真，绘制了其误差分布曲线。

If this is true (or for that matter, if the Penrose or Searle critique is valid), we might never see a Singularity.

如果这是正确的，（或者Penrose 与 Searle的质疑是正确的），那么也许永远不会出现奇点。

The analytical method is always used due to the large amount of the objects and not very high accuracy of forecasting. A method based on the position and velocity derived from the mean orbit elements directly is given, which is to avoid the problem of singularity in calculating the periodic terms of orbit elements variation, thus the process and software can be simplified.

在已有分析法得到t时刻平均根数的基础上给出一种轨道预报方法，由t时刻的平均根数给出该时刻卫星的位置和速度，在此基础上将地球非球形引力摄动的周期项直接用卫星直角坐标的位置和速度分量表示，这样可以避免在计算轨道根数变化的周期项时出现的奇点问题，从而对根数的选择无特殊要求，可适用于各种轨道，简化预报程序和相应的软件，提高预报效率。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。