精度

The accuracy of receiver clock parameter got from point positioning is not high enough to be introduced into the double difference equation. In order to get the accurate receiver clock error, high quality cymometer will be needed, while this is not applicable for the real work.

由于用伪距求得的接收机钟差不能满足精度要求，要想精确求得接收机钟差，需要高精度的频率计，这在实际应用中难以做到，而求解参考卫星站间单差模糊度的方法则是可行的。

The influence of environment factors on positioning and area measurement was mainly studied in this thesis, which factors including slope, slope site, aspect, crown density, dominant tree species, weather, date, period of time and down lead distance.

主要研究在森林资源调查中不同的外界环境因素与定位精度和面积测量精度的关系，所涉及的环境因素主要包括坡度、坡位、坡向、林分郁闭度、优势树种、测量的天气状况、测量日期、测量时段、引线距离等。

The investigation on the accuracy of current sample and the gauge arithmetic indicated that the gauge accuracy especially at the end of the cycle life was kept within 5% by the adaptive modification of the cycle life.

对电流采样精度以及电量计量算法进行了研究，在电量计量算法校正中加入了随着循环的自适应校正，改善了循环后期电量计量精度低的问题，计量误差小于5％。

The results showed that the model can predict leaf area and total dry weight of greenhouse tomato more accurately than traditional models, which calculates leaf area with specific leaf area and growing degree day.

结果表明，与传统的比叶面积法和有效积温法相比，辐热积法显著提高了温室番茄叶面积的预测精度，提高了光合作用和干物质生产的模拟精度。

The two basic precision requirements for ultra precision diamond cutting tool are the precision of outline and edge radius.

超精密金刚石刀具的两个基本精度要求是刀刃轮廓精度和刃口半径。

It mainly deals with the control of the Die Spotting Hydraulic Press synchronous system of high accuracy position, which integrates good control method of PLC to master the whole action, then equips it with high accuracy and good quality.

论文主要围绕研配液压机的高精度位置同步控制系统而展开，结合比较好的控制手段PLC对整个研配液压机系统动作进行控制，使研配液压机达到理想的控制精度和研配质量。

In the height direction the inverse of object's relative height is linear with the that of image's relative height. In the light-knife direction the ratio of object's length to image's length is linear with the object's relative height.

研究结果表明：高度方向上物体相对高度的倒数和像相对高度的倒数成线性关系；光刀方向上物像的长度比和物体的相对高度成线性关系；新的定标方法精度高，操作方便；光刀测量三维物体切口长度精度高、成本低、处理速度快。

Strengthened steel girder,plus high precision linear guide makes every drop of lik onto the right position and brings high resolution..

增强型钢梁，高精度直线导轨确保每一个墨滴准确到位，有效保证打印精度。

Because there is not feedback equipment between the engine to the worktable in lathe with open or half-open loop system,its machining precision is influenced by the manufactured precision of itself and human′s programming and operating greatly.

采用开环及半闭环系统的数控车床由于从驱动电机到机床工作台之间无反馈装置，其加工精度受机器本身制造精度及人为编程、操作影响较大。

From 1973 to present, 8 satellites with 9 altimeters are launched, and many millions of altimetry measurements have been gathered and many characteristics of the sea surface have been investigated in these missions.

本文研究的主要目的和内容是系统地总结卫星测高技术的发展历史、应用及前景；制定测高数据的编辑准则和改善各种地球物理改正的精度；研究区域交叉点平差方法以进一步提高 Geosat 、 ERS-1和 ERS-2的径向轨道精度；完善由多种测高数据建立全球平均海面高模型的理论与方法，进而建立全球海面高模型；总结并研究利用测高数据恢复海洋重力场和分离海面地形的方法，确定中国海域的重力场；探讨海陆大地水准面拼接的问题，实现中国海陆大地水准面的拼接。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。