查询词典 calculation error

Using the Visual-LISP language, the system software AutoCAD is developed secondary by editing the application program"The Calculation of Easement Curve", by which the route curve calculation can be combined with the curve diagramming, in order to simplify the complex calculation and to detect the calculation results with easy.

利用AutoLISP语言对系统软件AutoCAD进行二次开发，编制了&缓和曲线测设计算&等应用软件，使一系列的道路测设计算工作与作图相结合，使复杂的计算问题简单化，并易于检核。

Comprehensively making use of the basic theory, such as Space Analytic Geometry, Gear Meshing Engagement Theory, Method of Mathematical Calculation, Theory for Error Analyzing and Data Processing, the author has established the mathematical models of the new method, which has included the analytic mathematical model for precision orientation, the mathematical model for the ball's diameter and the measuring diameter, the mathematical model about the ball's centre, the calculation model for tooth alignment diviations and the model for tooth alignment error evaluation.

本文综合应用空间解析几何学、啮合原理、计算方法、误差理论与数据处理等有关基础理论，推导建立了新方法的数学模型，包括：确定定位关系的解析法数学模型，测球直径与测量半径的数学模型，测球球心的数学模型，齿向偏差的计算模型以及齿向误差的评定数学模型等。

And has done the tired life test of the hypoid gear. As the samples of the test data of gear life test is very few, the author has made the error model of tes tinghypotheses when using k-s method, the auther presented a testing hypotheses method which can make use of the information of the samples and reduce the error of probability Calculation. It is Called"the improved K-s method". The author has used this method to deal witch the life test datas and the result is identical with the result of the theoretical calculation.

为对锥齿轮进行疲劳寿命试验，结合其它科研项目，研制了多功能数控齿轮传动试验台，并在该试验台上以SC110锥齿轮为试件进行了疲劳寿命试验，针对齿轮寿命试验数据一般样本很少的情况，建立了用K—S法进行分布律假设检验的误差模型，并提出了一种能充分利用样本信息，大大提高检验精度的小样本分布假设检验的新方法——改进的K—S法，并用该法对寿命试验数据进行了处理，得到了与理论分析计算一致的结论。

The system of blower performance auto-testing improves the stability of testing process, avoids the error of reading, the error of calculation and the error of result causing by relative dates can not be recorded at the same time, the precision and efficiency of testing is largely improved.

整个系统具有界面友好、操作方便、功能齐全等优点，试验结果表明研制基于虚拟仪器的风机状态自动测试系统，增加了试验过程的稳定性，避免了人为的读数误差、计算误差以及相关数据不能同时记录所引起的试验结果的偏差，提高了测试精度和试验效率。

The error includes two sides, one is the calculation error about Wheatstone bridge circuit, and another is the effect of the sharp pulse producing when test current is loaded on the sample. In order to eliminate or decrease error, some measures are employed in the test program.

2进行了无损性验证试验，结果说明经过瞬态脉冲试验的产品的感度性能与未经过瞬态脉冲试验的产品的感度性能相比，没有显著性差异。

In the intersatellite coherent optical communication, the vibration of a satellite will lead to a pointing error of transmitting and receiving antennas, which will decrease the signal-to-noise ratio and increase the bit error rate. In this paper, the Rayleigh distribution is taken as the pointing error model caused by satellite vibration, and PSK homodyne communication scheme is used as an example to analyze the influence of the satellite vibration on the system instantaneous BER and average BER. The simulation calculation result of BER is given.

针对星间相干激光通信中卫星平台的振动造成发射天线和接收天线的瞄准角误差，使系统信号信噪比下降，误码率增加，该文以瑞利分布作为振动造成的瞄准角误差模型，结合高斯本振光和艾里信号光外差检测模型，以PSK零差通信体制为例分析卫星振动对系统的瞬时误码率和平均误码率的影响，给出误码率仿真计算结果。

Through investigation we recognize that in order to decrease calculation error, it is desirable to decrease truncation error and error amplification factor in small and medium step sizes.

根据分析可知，在中小步长时减小本步截断误差和误差增长因子对减小计算总误差是有效的，而在大步长时减小误差增长因子比减小本步截断误差更有效。

For the all classes of dies, if we analyse the fluctuate, tendency of increase and decrease and law which appeared in the die's whole life, we will find that the master of the error are changeless; the error that because the abrade of the cutter and impression will be as the cutter grinding times increased at the same time. And that will cause the error oversize gradually; and also have another part error are unconventional , unforeseen.

对各类冲模冲件误差在冲模整个寿命中出现的波动、增减趋向及规律等进行全面分析便可发现：冲件误差的主导部分是不变的；因刃口或型腔的自然磨损而出现的误差增量随冲模刃磨冲数增加而使这部分误差逐渐加大；还有部分误差的增量是非常规的、不可预见的。

Because of fault in operation and the precision of instrument,the defect error and accidental error are involved in the procession of data collection,the defect error that are brought by mistakes of people and influence of outside is large,the contingency error that are inevitably and randomicity is little.

在采集数据过程中，由于某些操作或仪器原因，往往使数据中包含人为错误，或外界干扰产生的量值较大的"过失误差"以及不可避免的带随机性质且量值较小的"偶然误差"。

After analyzing the main error sources in the system, it discusses the error separation and error compensation of parts of the error source.

在分析了系统的主要误差源后，本论文重点研究了部分测量误差的分离补偿与修正。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。