| 1. | Design of numeral type phase difference measurement instrument 数字式工频电压相位差测量仪的设计 |
| 2. | Satellite fixing by range difference measurement 卫星距离差定位 |
| 3. | Standard test method for color and color - difference measurement by tristimulus filter colorimetry 用三色激励测色法 |
| 4. | Analysis of target tracking based on range difference measurement with multistatic radar system 多基地雷达系统中基于距离差测量的目标跟踪分析 |
| 5. | Standard practice for identification of instrumental methods of color or color - difference measurement of materials 材料的颜色或色差用测量仪器法识别的标准实施规范 |
| 6. | Results of experiment show that the two algorithms put forward in this paper are effective in phase difference measurements of high speed and precision 相位差检测实验结果表明,提出的方法能快速准确地实现相位差的检测。 |
| 7. | Algorithms concerning phase difference measurement , viz , the zero passage method and the relevant function method are brought forward 摘要针对相位差检测的过零法和相关分析法,阐述了算法的检测原理,讨论了影响相位差检测精度和快速性的因素。 |
| 8. | Developing the phase introduction logging faces two key problems namely calibration and phase difference measurement . this paper has researched that two problems deeply and has obtained many important results 相位感应测井仪的研发不可避免地面临两大关键问题,即仪器刻度和相位差检测。 |
| 9. | Simulations show that this method is effective . observability analysis and error analysis are also given . in chapter three , ambiguity elimination for phase difference measurement data is discussed 本章还针对该无源定位问题进行了可观测性分析和单次定位随机误差分析,给出了分析结果。 |
| 10. | A virtual phase difference meter is developed based on the principle of phase difference measurement of phase - locked loop , and the main requirements for data acquisition device are given 发了一种基于锁相环的相位测量原理而设计的虚拟相位差测量仪,并给出了该系统对数据采集设备的主要要求。 |