查询词典 line

Its accuracy and efficiency are very low. Now in the process of installing an elevator, laser beam is used as the datum line instead of weight line.

因此，开发一种能对电梯导轨的综合质量进行连续、快速、高精度检测的仪器是非常有必要的。

In order to achieve accurate straightness measurement, the key to the question is to remove or reduce all kinds of errors which influence the stability of the datum line so that a stable datum line can be gotten.

论文中通过对现有直线度测量方法的分析认为，要实现高精度直线度测量，其关键是必须消除或减小影响基准直线稳定性的各种误差因素，从而建立一条高度稳定的空间基准直线。

An inspection method based on computer vision which can make road marking to track datum line was put forward, and the relevant datum line inspection device which can send out hint was developed.

提出了一种基于机器视觉的道路划线车跟踪基准线的检测方法，并开发了相应的基准线检测装置，当划线车跑偏时能够给出提示。

In CDM project, datum line setting is problem of a core, but the practice that still does not have unified, authority domestic and internationally to datum line setting at present, setting method is more confused, u.N.

概要： 清洁发展机制是一种促使各行业实现节能减排的有效方法，而水泥生产一直是我国能源消耗和污染物排放的大户，假如能开发和申请CDM项目，将会给水泥行业带来良好的环境效益和显著的经济效益。

A new method to measure fluorescence lifetime, which compose Lssajous figure to a straight line with fluorescence decay curve and RC curve line is described in this paper.

本文介绍了一种测量荧光寿命的新方法：利用荧光衰减曲线和RC电路衰减曲线合成李萨如图形来测量固体荧光材料的荧光寿命。

Try for the wall at the depth of product line ads at the same time, further expand its product line width, and enhance the practicality of the wall ads.

在拉升墙体广告产品线深度的同时，进一步拓展其产品线宽度，增强墙体广告的实用性。

Comparing the changes of coast line, water depth contour line and deltaic flat slope in different period maps, we got the feature of deltaic flat changes.

对不同时期地形图的岸线、等深线、坡度变化的对比分析，得出不同岸段的变化特征。

To research the propagation characteristics of travelling wave along transmission line in depth, the authors establish a mathematical model of travelling wave along lossless transmission line with the format of discrete time and space mesh lines, derive the stable condition and boundary condition of the wave equations using numerical solution of partial differential equation, and attempt the simplification of the boundary condition to realize full decoupling of voltage and current.

为深入研究行波在配电线路上的传播特性，建立了时间-空间网格线离散格式的无损传输线行波数学模型，采用偏微分方程的数值解法推导了波动方程的稳定条件和边界条件，并尝试对边界条件进行简化，以实现电压和电流的完全解耦。

Because the emergent rate of Simion Line is high among the crowd with the hereditary diseases, Simion Line has been an index of the medical dermatoglyphics for evaluating people's health levels and a signal of the health condition being not so well.

由于有先天性遗传疾病的人群往往猿线频率增高，所以，猿线一直是医学皮纹学上评价健康水平的一个指标，是健康水平不好的标记。

The most widely employed implementation of off-line process control is off-line optimization using methods of statistical design of experiments .

最被广泛使用的执行离线过程控制是离线优化中的应用方法统计实验设计。

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。