查询词典 precision clock

The new system calls can efficiently adjust the time and frequency of clock, and improve the precision of clock output signal. The new time server can satisfy more time requirements.

这些新的系统调用对钟的时间和频率修正更有效，精度更高，这样就提高了时钟服务器的精度，可以为用户提供较高精度的时间源，以便满足各种时间要求。

This method not only weakens the traffic effect to clock synchronization, but also improve the precision of clock synchronization and the self-adaptive capabilities

随着计算机技术和网络技术的迅猛发展，特别是Int

As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.

为了实现水下载体高精度的定位，GPS声纳浮标需解决两个方面的技术难点：高精度的系统时钟同步和定位信号的高精度时延估计。

Precision instrument: Mode of relative power of %26plusmn;0.02dB or %26plusmn;0.5%: Measuring %26plusmn;0.02dB or %26plusmn;0.5% are inside limits; Exceed measure limits to installed at 0 o'clock for %26plusmn;0.04dB or %26plusmn;1%: In the %26plusmn;0.5% of the most acute limits complete scale Power consults power outputs: 100mW precision:%26plusmn;1.2% The face plate after general technology index outputs: Imitate 0-1V(does not take digital filter wave) or calibration coefficient is amended, 1K%26Omega; outputs impedance, BNC connects contact voltage: 220V and 240Vac,+ 5%~10%, 48~66Hz power asks: Weight of the biggest 8W(10VA): Suttle 2.6 kilograms of dimension: 88mm %26times;212mm %26times;273mmgrows

精度 仪器：%26plusmn；0.02dB或%26plusmn；0.5%相对功率模式：在测量规模内为%26plusmn；0.02dB或%26plusmn；0.5%；超出测量规模为%26plusmn；0.04dB或%26plusmn；1%零点设置：在最灵敏的规模全刻度的%26plusmn；0.5%功率参考功率输出：100mW 精度：%26plusmn；1.2%一般技术指标后面板输出：模拟0-1V或校准系数批改，1K%26Omega；输出阻抗，BNC连贯头电压：220V和240Vac，+5%~10%，48~66Hz 功率要求：最大8W(10VA)分量：净重2.6公斤尺寸：88mm%26times；212mm%26times；273mm长

Provided by the use of IGS precise ephemeris and precision clock bad, you can achieve high-precision positioning and orbit determination, which makes GPS in determining the satellite orbit to monitor the ionosphere and troposphere in the job to play an increasingly important role.

利用IGS提供的精密星历和精密钟差，可以实现高精度定位和定轨，这使得GPS在确定卫星轨道、监测电离层和对流层中的工作中发挥了举足轻重的作用。

At first the principle of bifocal imaging and it's precision influenced by calibrating precision of principal point are analyzed,and two invariants of principal point are found in the two bifocal images.And then based on the two invariants a novel bifocus depth-estimating algorithm is proposed to steer clear of the principal point calibration and improve the depth estimating precision.

本文首先分析了图像主点坐标标定对双焦测距精度的影响，找到了双焦图像中两种相对于主点坐标的不变量，进而提出了基于此不变量的双焦测距算法，避免了繁琐的标定环节并提高了算法精度。

The topic in view of the existing technique level, the main factors, which influence the measurement precision of the large scale test system, are analyzed in this paper, and the solutions improving the precision are put forward.1 using the multi-channel independent AC to transfer DC module, the power supply of the digit part and the simulation part is discerption, reducing the crosstalk between the digital signal and the simulated signal;2The feedback self-checking module is constructed by singlechip compositive 16 high accuracy A/D , established a closed-loop control system through this module and improved system's overall precision effectively.

本课题针对现有的技术水平，分析了影响大型检测系统测量精度的主要因素，提出了提高精度的具体方案和办法：1采用了多路独立交流转直流模块，数字部分与模拟部分分开供电，减小了数字信号与模拟信号之间的串扰。2利用单片机集成的16位高精度A/D构建了反馈自检模块，通过该模块建立了一个闭环控制系统，有效地改善了系统的整体精度。

The main works in this paper are as follows:(1). In this thesis, a new method, continuous linearization model, is constructed for the non-linear dynamic systems. The precision Duhamel integration solution for the linearization equation is also given from the theory of linear differential equation. The calculating results show that the new method can improve the calculation precision greatly. In fact, the truncation error is not limited by this method, it can arrive the precision according to the requirement.

本文的主要工作有以下几个方面：(1)由于非线性项的存在，使得多数情况下难以得到非线性动力方程的解析解表达式，目前常使用数值积分方法来求解非线性动力学方程的解，但常规计算方法的计算精度不很理想，本文提出了含Taylor展开项中高阶余项的非线性动力方程的线性化数值计算方法，构造了瞬态线性化方程，给出了Duhamel积分的表达式。

The results indicate that the ANN structure and the training sample have some impact on the prediction precision. The real time measured power as input will improve the precision of 30 min ahead prediction, however will decrease the precision of 1h ahead prediction. The results which using the atmospheric data at all different heights as input have a higher accuracy when compared with the results using hub height data only. The designed ANN can forecast the error band.

研究结果表明，神经网络的结构和输入样本对预测结果有一定的影响；实测功率数据作为输入可以提高提前量为30 min的预测精度，而对提前量为1 h的预测精度会降低；把不同高度的数据都作为神经网络的输入比只采用轮毂高度数据的预测精度高；设计的神经网络能够对误差带进行预测。

To the new and old customers better service, I Wafangdian Bearing Group Company and / Luoyang Bearing Group and the Luoyang Bearing Institute, famous and all major manufacturers have established good cooperative relations between suppliers, our company can meet new and old customers High-precision bearings on the demand for imports bearing sales NACHI, SKF, NSK, NTN, IJK, IKO, Japan, spherical bearing FYH, Germany SWC high temperature bearings, the British tobacco RHP high-precision machinery bearings, Germany FAG28000 / hours of high-speed, High-precision bearings, chemical equipment for the U.S. Fafnir Bearing, Japan EZO corrosion-resistant stainless steel bearings; NORGREN, SIEMENS imports of machinery and other accessories, the United States JOHN CYANE mechanical seals, Germany KUKKO bearing working tools, triangular belt, Q, H series Shotblast cleaning machine , And other products.

为了对新老客户更完善的服务，我公司与瓦房店轴承集团／洛阳轴承集团和洛阳轴承研究所，及各大名优厂家建立了良好的供货合作关系，我公司还可满足新老客户对高精密轴承的需求，进口轴承销售NACHI、SKF、NSK、NTN、IJK、IKO、日本外球面FYH轴承、德国耐高温SWC轴承、英国RHP高精度烟草机械轴承、德国FAG28000/分的高转速、高精度的轴承、美国Fafnir化工设备专用轴承，日本EZO耐腐蚀不锈钢轴承；NORGREN、 SIEMENS等进口机械配件，美国JOHN CYANE机械密封、德国KUKKO轴承装卸工具、三角皮带、Q，H系列抛丸清理机等产品。

It inculcates justification before God on the ground of human merits.

它说明在上帝灌输在地上人类优点。

TH Leaguer has excellent Quality Control and Management System.

本公司具有完善的品管部门。