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Design of Low Frequency Digital Phase Measuring Apparatus Based on DSP 基于DSP的低频数字式相位测量仪的设计
phase measuring apparatus 测相器,相位检波器
Is the measuring apparatus (if any) accurate and reliable? 如果有测量的仪器，这些仪器是否足够准确和可靠?
Additional safety is guaranteed by virtue of a fully redundant design of the measuring apparatus. 而一个完全重复的设计则更加提高了可靠性。
Briand M,Bernard J R.Position measuring apparatus and method[P].USA:US4885725,1989-12. 王宇辉;倪晋平.;纸靶弹孔中心位置的数字图像检测算法[J]
Is Medical Radiation Source the Measurement Apparatus? 医用辐射源是计量器具吗?
All measurement apparatus shall be stuck with qualification labels. 测量仪器应贴有检定合格标签。
It is significant for the application of composite phase measuring profilometry. 这对于复合相位测量轮廓术的进一步应用具有实际指导意义。
A New Method of Three-Dimensional Coordinates Calibration in Phase Measuring Profilometry[J]. 引用该论文宋万忠;苏显渝;曹益平;向立群.
The controversy larger quality and technical supervision department is now responsible for commercial housing area measuring apparatus supervision. 原来争议比较大的质量技术监督部门，现在负责商品房面积测量器具的监督工作。
The measuring apparatus converts the data detected by two sensors into pulses count, then transmits it up to the portable computer via USB port. 测量机构将传感器所采集到的数据转换成脉冲计数，通过USB总线接口传输至便携式计算机。
In this paper, we have a further study about CPMP, and compare CPMP with phase measuring profilometry (PMP) on the aspects of experiments and theories. 本文对CPMP在理论及实验上进行了进一步的研究，并将之与相位测量轮廓术(PMP)进行了比较分析。
In this paper the lumped method based on heat transfer is established for the absorptance of laser,and the measuring apparatus is also built up. 从量热的角度出发,利用传热学中的集总参数法建立了测量吸收率的方法,设计了相应的试验装置,并测量了几种常用工程材料对激光的吸收率。
A fast phase measuring profilometry using RGB tricolor structured illuminationwith a digital micro-mirror device(DMD) has been developed. 3、提出了基于数字微镜三色投影的快速三维测量新方法。
Besides the usual crane systems, continuous use under water in the loading machine is the particular technical challenge that the measuring apparatus has to meet. 除常用起重系统以外,在装载机中不间断水下测量对于测量仪器来说是个特殊的技术挑战。
Profilometry for phase measurement with non-integral twin-frequency grating[J]. 引用该论文陈永权;曹益平;常山.
It is additionally attached with measuring apparatus and the intensifying device.The unit is of the reliable prefor - mance and high production efficiency. 可选用锯片或行星切割形式，另可带计长及增厚装置，机组性能可靠、生产效率高。
The main part of controlling system is a Monolithic Processor 89C51, digital filtering, phase measuring and frequency error calculating were accomplished by software. 选用89C51单片计算机作为控制系统核心，由软件完成数字滤波、相位检测及频率偏移量计算；
In addi-tion, the limitation that detected object must be put between the measurement apparatus was removed. 本方法还可以摆脱前向测量法必须把被测物体放在测量装置之间的限制。
Phase-shift error is the main source of phase measurement error in phase-measuring profilometry(PMP). 移相误差是移相法相位测量轮廓术的主要误差来源。