分析曲线

This paper mainly introduces the electrical characteristics of the Robot MOSFET Arc Welding Invertor and its arc welding technological properties. Emphases are laid on the analyses of the current and voltage wavefonns of the main circuit as well as the energy loss of the MOSFETs. The different static characteristic curves and parameters of electrical reactance are also discussed.

研究了机器人场效应管式弧焊逆变器的电气性能和弧焊工艺性能，并着重对其逆变主电路电流、电压波形、管组功耗进行分析研究，以及探讨如何采用不同形状的外特性曲线与合理设计电子电抗器的电参数，从而提高弧焊机器人对不同工件开关、不同弧焊方法的适应性，实现贫飞溅的焊接。

The relational database is used to organize data. The pre-processing with graphical human-computer interaction and 3D visual output is applied as a dramatic analysis method for engineer including data form, sample contour, isobar graph, vector graph, histogram and so on.

该系统以关系型数据库组织各种数据，完全实现了人机图形交互式前处理及三维可视化输出，为工程人员提供了包括数据表格、取样曲线、等位线、等位面图、向量图及二元函数图等一系列生动形象的数据分析手段。

Futhermore, the additional stress isogram and its characteristics are analyzed.

并且分析了附加应力等值线及曲线形态特征。

Having considered material non-linear, this dissertation adopts space isoperimetric element and calculates the ultimate load of this skew hollow slab in several kinds of behaviours. From the computational results, the curve of load and deflection can be drawn and the stress, deformation and destruction characteristic can also be known.

本文采用等参体单元，考虑混凝土材料非线性，对预应力混凝土斜交空心板在多种工况下的极限承载力进行了分析，得出了相应的荷载～挠度曲线和受力、变形及破坏特点。

The initial adsorption pH was determined to be 5.0 by investigating breakthrough curves and adsorption isotherm curves.

通过分析ALA在001×7上的穿透曲线和吸附等温线，确定发酵液的吸附pH为5.0。

This paper analyses the stress and strain in planar isotropy,and based on which,some aspects of the stressstrain curves determined by hydraulic bulge experiment were discussed.

本文在面内异性的前提下，对板料的应力和应变状态进行了分析，并且初步探讨了用液压胀形试验求得应力应变曲线的一些问题。

In order to improve and simplify the solution, the relationship between frequency and cable tension was studied by conducting numerical iterative computation. Furthermore, the format of the existing formula for cable tension identification was investigated, and one set of practical formula for cable tension identification were proposed by employing numerical fitting method.

为提高精度及简化计算，通过分析迭代计算得到的反映频率与索力相关关系的曲线，和已有索力识别经验公式的形式特点，进行数值拟合，提出一组索力计算的实用公式。

The analysis of curve jacking force mechanism is emphasized.

文中着重对曲线顶管的受力机理进行了分析。

The speed curve of turn-disk servo system has been simulated by using the online simulation system of JAT.

利用JAT公司的在线仿真系统对转盘伺服系统的速度曲线进行了仿真和分析。

Asimple necessary and sufficient condition for global controllability will bepresented. The analysis method is based on some basic facts in planartopology such as the Jordan curve Theorem, and in the geometric theoryof ordinary differential equations including the Poincare-Bendixson Theo-rem.

分析方法主要是基于平面拓扑中的一些基本事实，比如Jordan曲线定理，以及常微分方程几何理论中的几个基本定理，如Poincare-Bendixson定理，指标定理等。

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％。