Elevated sea pipelines are located in shallow areas. It is difficult to touch it and non-contact methods can be adopted only for most of inspection items.
跨海架空管道主要位于浅海区域，检验人员难以接近，大部分检验项目只能采用非接触式检验方法。
The main difficulty for improving the on-line diameter-measuring accuracy of large-sized axis depends on how the measurement position is accurately determined by non-contact methods.
提高大型轴类工件轴径在线测量精度，其主要困难在于用非接触法时如何精确地确定测量点的位置。
It is based on infrared radiation energy of the detected objects to determine their temperature, non-contact temperature measurement methods.
它根据被测物体的红外辐射能量确定其温度，为非接触测温方式。
On the basis of a thoroughgoing study of the above methods, a non contact method for measuring free form surface automatically is given, and some key techniques are also described.
在深入研究上述方法的基础上，提出了一种自由曲面的非接触自动测量方法，介绍了测量系统的构成、曲面边缘的提取、自动扫描方式的规划以及测头跟踪方式等设计要点。
On the basis of a thoroughgoing study of the above methods, a non contact method for measuring free form surface automatically is given, some key techniques are also described.
在深入研究上述方法的基础上，提出了一种自由曲面的非接触自动测量方法，介绍了测量系统的构成、曲面边缘的提取、自动扫描方式的规划以及测头跟踪方式等设计要点。
At present, the methods of digitization mainly include contact measurement and non-contact measurement.
目前，数字化方法主要分为接触式和非接触式测量。
The advantages. methods and their properties of the non-contact flow measurement for closed pipelines on the basis of some physical principles are described in this paper.
本文先指出了非接触法测流量的优越性，再基于各种物理原理，叙述了封闭管道流量的几种非接触测量方法与特点。
Focus detection method is one of the primary non-contact measurement methods of surface topography.
聚焦探测法是表面形貌非接触测量中的主要方法之一。
After analysing the advantages and disadvantages of the measuring methods for the raising error of the CAM curves in existence, this article puts forward a new non-contact measuring method.
分析现有几种凸轮升程误差测量方法的优、缺点后，提出一种基于图像处理的凸轮升程误差的非接触式测量新方法。
Presents the composition, the principle and measurement methods of a non-contact automatic system for measuring shape and position errors of revolving body in high temperature.
介绍一种新研制的高温回转体零件形位误差综合自动测量系统的构成、检测原理和方法。
The noise power spectra of the non-contact detection system for LED chips and the noise suppression methods are discussed.
分析了LED芯片非接触检测系统噪声信号的功率谱，研究了噪声信号的抑制方法。
In view of the shortcomings of traditional thickness measurement methods, a non-contact, on-line thickness measurement system was developed.
针对传统厚度测量方法的弊端，研制一套非接触式、在线厚度检测系统。
This paper reviews the operating principle and applying features of typical contact and non-contact temperature measuring methods.
概括了典型的接触测温法和非接触测温法的工作原理和应用特点。
Optical methods of measuring surface roughness have many advantages such as non-contact, non-damage and high precision etc.
采用光学方法测量表面粗糙度具有非接触、无损伤、测量精度高等优点。
Therefore, this paper studied three non-contact detection methods such as space electric field measurement method, infrared imaging method and ultraviolet imaging method to detect faulty insulators.
因此，本文对空间电场分布测量法、红外成像法、紫外成像法等三种非接触式劣化绝缘子检测方法进行了研究。
Base on railing ICPT of AGV without additional specialized methods and devices to guide, it achieves the power of non-contact access and real-time precision-guided along the rail.
基于导轨式ICPT的AGV实现了沿导轨非接触式电能的接入，且无需附加专门的其他导引方式和装置，实现定路径实时的精确导引。
Methods \ the non contact 3d laser measuring is used to obtain the point data of the object surface of blade.
方法采用非接触式三维激光测量机获得物体表面点数据，利用反求工程、三维重构原理及实体造型原理。
Methods \ the non contact 3d laser measuring is used to obtain the point data of the object surface of blade.
方法采用非接触式三维激光测量机获得物体表面点数据，利用反求工程、三维重构原理及实体造型原理。
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