查询词典 precision

Precision management system is developed to carry through accumulative precision control.

开发精度管理系统进行累计精度控制。

In addition, airscrew of type of JY series level is static balancing of appearance detect precision is very tall also, the technical personnel of lay-up institute applies contemporary small processing to detect the airscrew of type of level of 2 tons of grade that the technology develops is static balancing appearance, its detect lopsidedly precision is the smallest can amount to 45 grams.

此外，JY系列水平式螺旋桨静平衡仪的检测精度也非常高，修船探究所的技术人员应用现代微处理检测技术研制的2吨级水平式螺旋桨静平衡仪，其不平衡的检测精度最小可达45克。

But in those occasions which require high precision such as electronic analytical balance, the close-loop mode must be employed to improve the precision of measurement.

但在高精度测量条件下，如电子分析天平，则必需采用闭环控制引入反馈环节，提高测量精度。

For general engineering problems, the analytical transformation rules are sufficiently accurate to design the similar cascade profile, but further improvement of the precision is limited by the one-dimensional assumption of the transformation, therefore an inverse blade design method—influence matrix method, based upon the surface vorticity model, is developed to improve the precision effectively.

进一步讨论了在具有相同表面压力系数分布的情形下，进口马赫数对附面层发展的影响，发现在一定条件下，只要表面压力系数的分布相似，则叶面附面层发展情况及无量纲气动力参数也将存在相同精度的相似，这一结论使我们在进行相似流场模拟的模型设计中，得以只进行无粘流场之间的相似变换，从而大大减少相似模型设计的工作量和复杂性。

The check and measure methods of Bragg angle step and precision etc. parameters with high precision autocollimation are investigated.

针对同步辐射光束线中的弧矢聚焦双晶体单色器，研究了高准确度自准直平行光管对Bragg转角的步长分辨、转角准确度等参量检测的方法。

The precision of photoelectric Autocollimator in our country is low, so the research of how to improve its precision is necessary.

国内光电自准直仪的精度较低，提高光电自准直仪精度的研究势在必行。

We automatically, External precision grinding systems, automatic surface Superfinishing center, laser welding and other sophisticated machining equipment to control the pre-processed products; fully automated computer-to the seizure, high-precision pressure tester and computer China-test plane, and other advanced product detection system to control the finished product assembly and testing of each link to a round of the device, inductors micrometer, and other sophisticated equipment to control the auxiliary equipment running and operation of the accuracy of the process.

我们以自动内、外圆精密磨削系统，全自动表面超精加工中心，镭射焊接等先进的机械加工设备来控制产品的前期加工；以全自动电脑分检、高精度压力测试仪和电脑泄程测试专机等先进的产品检测系统来控制产品装配和成品检测的每一环节；以圆度仪、电感测微仪等精密的辅助设备来控制设备运行和运行过程的精确性。

In order to improve the precision of registration algorithm and the quality of reconstructed image, an image registration method with sub-pixel precision is proposed, and super-resolution reconstruction is performed through iterative back projection algorithm.

提出了一种具有子像素级精度的图像配准方法，并通过迭代反投影算法进行超分辨率重建。

In this dissertation, GPS baseline solution precision is analyzed since the following aspects: 1, Different length baselines are processed and analyzed by single frequency model and ionosphere free model. 2, Basing on current single point positioning precision, certain coordinate error is added into fixed points to study the result. 3, Baseline is processed and analyzed with different observation vectors and their lineal combination models. 4, 24 hours observation was divide up to process baseline.

本文从以下几个角度研究了影响GPS基线解算精度的因素：1、采用单频和消电离层模式对不同长度的基线分别解算，对处理结果进行分析。2、根据目前单点定位精度给起始点加上适当的坐标偏差，研究起始点坐标偏差对基线处理结果的影响。3、选用不同的观测值及其线性组合，对基线解算结果进行研究。4、对24小时观测的数据分时段处理，分析观测时间段对基线处理结果的影响。

The text analyses GPS observation model, the characteristic of kinds of errors fountain and the adopting measures in the observation, and processes the thorough research to Bernese GPS Software Ms-Windows Version 4.2. It makes the most stable satellites as the main error. The differential way adopts non-differential way and double differential way. The positioning precision of the single point is decimeter level. RMS is within 0.01~0.02; If the ambiguity right and without week skip, the observation datum of a EPOCH-BY-EPOCH can make the short base line（S0km）positioning precision reach centimeter level.

本文分析了GPS的观测模型、观测量中各种误差源的特点及应采取的措施，并对Bernese GPS Software Ms-Windows Version 4.2 软件进行了深入的研究，它是以最稳定的卫星作为主差，采用非差和双差两种差分方法，单点定位精度在分米级，RMS能在0.01~0.02以内；在模糊度已求解正确条件下，若没有周跳，一个历元的观测数据就可以使短基线（S0km）定位精度达到厘米级。

The company mainly produces all kinds of industry screening machines, food packaging machine (solid, liquid, granular, powder), and bottled beer packaging machine assembly line, as well as large-scale wind transport, dedusting equipment design and installation.

公司主要生产各种行业用筛选机、食品包装机（固体、液体、粒状、粉状）、啤酒包装机和罐装流水线以及大型风力输送、除尘设备的设计与安装。

They began to embroider little squares of cloth.

陪同他的是学校的校长，西科尔斯卡小姐。