查询词典 compass error

The paper reports on a study of datum line s errors, in addition to comparing geodesic line with short range line while expanding various kinds of shell plates and analysis error incurring reasons and error s distribution law.

本文把不同外板展开方法的测地线和短程线进行比较，分析其误差产生的原因和分布规律，从而来研究外板展开准线的几何精度。

In this thesis, the basic theory and methods for the determination of geoid is introduced. Then the main error sources for the determination of geoid are analyzed and the error transmission formulas are given.

本文简要介绍了确定大地水准面的基本原理和常用方法，并对影响大地水准面精度主要误差源进行了分析，给出了误差传播的计算公式。

Comparing with general intersecting algorithm, the fuzzy judge tree for finding intersection is constructed in the algorithm based on computation error and representation error of geometric elements.

较之常用算法，本算法针对计算机的计算误差和几何元素在计算机内的表示误差，构造交点模糊判断树，使求两条直线段交点的正确性和可

First, based on phased array antenna's mono-pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array.

首先以单脉冲相控阵天线测角原理为基本理论出发点，利用相位控制的坐标分离技术，基于线阵、圆形阵等简单形式的相控阵天线，推导了平面阵、圆柱面阵等相控阵天线由相位量化误差引起的波束指向误差公式。

Meanwhile, it makes it difficult to apply angle conversion system to practical goniometry curcuit. The paper makes improvement on the fast following-up conversion and proposes a high-precision dynamic goniometer system and a nonlinear high-speed following-up conversion mode based on inductosyn. It analyses the causes contributing to the error and deduces the expression bf the basic goniometry errors caused by output signal inaccuracy, and also puts forward the bounds on error of axis-to-angle converting.

对快速跟踪型轴角转换方法进行了改进，提出了一种基于感应同步器的高精度动态侧角系统及非线性快速跟踪型转换方式，分析了产生轴角转换误差的主要原因，推导出由输出信号误差引起的基本测角误差表达式，并提出了轴角转换的误差界。

Adjust the related dimension for level and vertical direction with metal strip ruler and gradienter, request level error is no more than 1 mm / m , total error is no more than 3 mm.

使用钢带尺及水平仪校准框架水平及垂直方向的尺寸，要求水平误差不超过每米1毫米，总误差不超过3毫米。

Taking the design of plane mechanism as an example, the paper briefly explains how to apply the snap function of AutoCAD to graphology, analyzes the design error of graphic method,and discusses about the error control of the method.

以平面机构设计为例，简要说明如何将AutoCAD的各种捕捉功能用于图解法中，并对其设计误差进行了分析，对误差控制进行了探讨。

To generate digital elevation model for gross error check, to check out the corresponding gross error.

对生成的数字高程模型进行粗差检查，能够检查出相应粗差。

Some methods and strategies of gross error detection are introduced. An improved NT-MT method for gross error detection is proposed.

系统介绍了显著误差检测方法和多显著误差检测策略，提出了一种新的显著误差检测方法：改进的NT-MT方法。

There are two methods of detecting gross error, one is to include the grosserror in numerical model and the other is to include the gross error in stochastic model.

粗差检测方法有把粗差归入函数模型的检测方法，也有把粗差归入随机模型的检测方法。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。