precision current

To achieve intelligential precision machining of arbitrary space orbit, a eddy current sensor with waterproof type and no contact is designed in view of sheet metal, and eddy current sensor is applied to water jet cutting robot system.

为了实现空间任意轨迹精细加工的智能化，针对金属板材，设计了防水型、非接触式电涡流传感器，并将其应用于水射流切割机器人系统。

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We analyzed the theoretical models for signal photon noise, pixelation noise, and background noise. With simulation and experiments, we evaluated the accuracy and applicability of current models for calculating localization precision.

分析了信号的散粒噪声、像素化噪声和背景噪声的理论模型，并通过仿真和实验，对现有理论模型的准确性和适用范围进行评估。

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The result manifests that the measuring the valid value of spot welding current of non-sine wave of the control system agrees with the one of Japan current meter MM-315 ( its precision is?%), the average different value is 59A.

考核试验表明：控制系统对非正弦波点焊电流的有效值检测与日本表MM-315（精度为±3%）的检测结果有很好的一致性，平均差值为59A；

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Use high precision zero flux through current sensors which fit the industrial environments to achieve the goal of measuring the end of the screen small current accurately, then use discrete Fourier transform to calculate the dielectric loss factor devices to achieve a capacitive device online monitoring system.

选用在工业环境下具有高精度零磁通穿芯式电流传感器，实现了末屏小电流的精确检测，并采用离散傅里叶变换计算出设备的介质损耗因数，实现了容性设备在线监测系统。

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A Software-Method Improving Precision Test of Current Regulator Units

提高整流器件动态检测准确率的一种软件方法

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The driver maintains precision laser diode current or stable photodiode current regulation.

该驱动器保持高精度激光二极管电流或稳定的光电二极管电流调整.

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The amplitude of its output current possesses high precision and good temperature stability.

线路输出电流幅值精度高，温度稳定性好。

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Development of a High-precision Power Supply with Constant Voltage and Current

一种高精度稳压、稳流电源的研制

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This article analyses current GPS difference technology and puts forward a difference position technology which can apply in BEIDOU system for improving the position precision.

本文在对现有的GPS差分技术进行分析的基础之上，提出了一种适合北斗导航定位系统的差分定位技术，以提高其定位精度。

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The current-exciting and current-output mode is of the best combination property, but it's difficult to get a high-precision AC constant-current source. The voltage-exciting and current-output mode has the advantages of both modes and is the ideal working mode for the current comparator.

电流激励、电流输出模式具有最好的综合性能，但高精度交流恒流源的实现较为困难：电压激励、电流输出模式兼具两者的优点，是比较仪电桥较为理想的工作模式。

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