查询词典 logical diagram

OOA(object-oriented analysis) aims to build a analysis model based on class diagram..but among most OO methods,OOA lacks formal,unified and well-operated measures, only directly finding class diagram by means of analyzing problem domain through domain experience.

OOA的目的是建立以类图为核心的分析模型，但这些OO方法的OOA阶段对于建立类图大都缺乏规范、统一、可操作性强的手段，只是凭借领域经验通过分析问题域直接得到类图。

In this paper, the design of using a PLC control system in modular machine tool s power sliding table instead of the conventional relay control system is introduced, and the electric control schematic diagram and ladder diagram procedure of PLC are given.

本文介绍了在组合机床动力滑台中用PLC代替传统继电器的控制系统设计，并给出了相应的电气控制原理图和PLC梯形图程序。

The distributions of stresses and strains on the section of strengthened beam are analyzed. The different formulas for the calculation of internal forces of section are deduced according to the different development stages of strain and a flow diagram for the calculation is established. With the program based on the diagram, the internal forces and some relevant parameters of the strengthened beams are calculated and the main factors which affect the ultimate bearing capacity of the beams are discussed.

分析中，着重研究了加固梁的截面应力、应变分布特点及可能出现的变化情况，给出了截面应力合力的计算公式并给出了计算框图，依据框图编程对影响加固梁正截面承载力的相关变化参量进行了计算分析并对影响极限承载力的主要因素进行了分析讨论。

We obtain the "misfit strain-misfit strain" phase diagram and energy diagram for BST thin film grown on tetragonal base at room temperature.

得到了室温下生长在四方基底上的BST50/50薄膜的&失配应变—失配应变&相图和能量图。

The forming limit diagram relates to strain paths, then the forming limit diagram made in linear strain path can not be directly used to complex strain paths.

根据试验测定的不锈钢板材成形极限图用理论方法建立了不锈钢板材的成形极限应力图，其真实板材成形极限图和成形极限应力图均是一条直线，只有这样板材成形才能满足塑性变形体积不变条件。

We obtain the "misfit strain-misfit strain" phase diagram and energy diagram for BST thin film grown on tetragonal base at room temperature.

用朗道－德文希尔理论研究了非平衡双轴失配应变对单畴外延钛酸锶钡薄膜相变的影响，得到了室温下生长在四方基底上的BST50/50薄膜的&失配应变－失配应变&相图和能量图。

Transverse profile control line graph to make clear and concise, usually the right side of the diagram drawn to the ship from the bow of the horizontal profile control line, in the diagram on the left to draw from a boat in the stern of the transverse profile control line.

为了使横剖线型图简洁明了，通常在图的右边画出从船首到船中的横剖线，在图的左边画出从船中到船尾的横剖线。

Now the audience have got to differ from the past diagram slice to accept the mental state,the medium must adjust this kind of mental state to open the exhibition diagram the slice to spread, on the other hand they should enhance the education to the audience.

第四章，读图的主体是受众，受众有着不同于过去的图片接受心理，媒体一方面要顺应这种心理开展图片传播，另一方面也要加强对于受众的教育与引导。

A diagram of pressure variation with rotation angle (p-θ diagram) was recorded with two pressure sensors arranged in the expansion chamber in different angle positions. The internal thermodynamic process was analysed by means of the p-θ diagrams.

利用膨胀机气缸上2只相隔一定角度的压力传感器，获得了工作腔内压力随转角变化的完整曲线，并通过p-θ图分析了膨胀机的内部热力过程。

Chromaticity diagram: Plane diagram in which one of the three chromaticity co- ordinate s is plotted against another.

色度图：平面图表。显示三个色度坐标之一与另一个的情况。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。