发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Microbeam analysis—Scanning electron microscopy—Guidelines for calibrating image magnification
本标准适用于扫描电子显微镜(SEM)图像清晰度的评价,涉及术语定义、获得SEM图像的步骤、SEM图像的获取、图像内区域的选取、具体的评价方法和检测报告等内容。其中,评价方法包括傅里叶变换(FT)法、对比梯度(CG)法及微分(DR)法
本标准规定了使用适当的参考物质对扫描电镜(SEM)图像的放大倍率进行校准的方法。 本标准限于对由于参考物质上线距大小的范围所决定的放大倍率进行校准。 本标准不适用于专用测长型扫描电镜
Microbeam analysis.Scanning electron microscopy.Guidelines for calibrating image magnification
Microbeam analysis - Scanning electron microscopy - Methods of evaluating image sharpness
Microbeam analysis—Scanning electron microscopy—Methods of evaluating image sharpness
本部分规定了公安视频图像分析系统中视频图像内容分析及描述的应用流程与功能组成、功能、性能、视频图像内容分析数据描述等技术要求。 本部分适用于公安视频图像分析系统的规划设计、软件开发、检测和验收,其他领域的视频图像分析系统可参考采用
Video and image analysis system for public security.Part 2:Technical specifications for analysis and description of video and image content
This International Standard specifies methods for measuring and reporting the spatial resolution of electronic scanners for continuous tone
Photography. Electronic scanners for photographic images. Spatial resolution measurements. Film scanners
Microbeam analysis-Scanning electron microscopy-Guidelines for calibrating image magnification
This recommended practice describes operational and quality control guidelines for alphanumeric computeroutput microfilm recorders and microforms
Standard - Application Programming Interface (API) for Scanners in Document Imaging Systems
이 표준은 적절한 표준물질을 사용하여 주사전자현미경 영상의 배율을 교정하는 방법을 구체적으
Microbeam analysis-Scanning electron microscopy-Guidelines for calibrating image magnification
Microbeam analysis. Scanning electron microscopy. Guidelines for calibrating image magnification
Microbeam analysis - Scanning electron microscopy - Guidelines for calibrating image magnification
This International Standard specifies a method for calibrating the magnification of images generated by a scanning electron microscope (SEM) using
Microbeam analysis - Scanning electron microscopy - Guidelines for calibrating image magnification
Microbeam analysis - Scanning electron microscopy - Guidelines for calibrating image magnification.
This International Standard specifies a method for calibrating the magnification of images generated by a scanning electron microscope (SEM) using
Microbeam analysis - Scanning electron microscopy - Guidelines for calibrating image magnification
Technical requirements for anti-counterfeiting of cascaded image element scanning
Microbeam analysis - Scanning electron microscopy - Methods of evaluating image sharpness
本标准适用于U型19mm二磁头螺旋扫描盒式磁带录像系统,以记录或重放黑白及彩色电视节目。 本标准规定盒式录像磁带互换性所需尺寸及其它特性
Helical-scan video-tape cassette system using 19mm magnetic tape, known as U-format
本标准适用于VHS型12.65mm两磁头螺旋扫描盒式磁带录像系统,并规定了“VHS”盒式磁带录像系统的基本形式。 本标准的目的是确定VHS录像机的电气和机械特性,以保证所录磁带具有互换性,并满足我国彩色电视标准
Helical-scan video tape cassette system using 12.65mm magnetic tape on type VHS
本标准第1部分适用于8mm两磁头螺旋扫描盒式录像机对黑白和彩色电视信号进行记录和重放。 本标准规定了设备的电气和机械特性,以保证已录盒式磁带的互换性,包括重现在第2章规定的两种磁带上所作记录的能力。给出的要求与PAL制式(625行-50场)或NTSC制式(525行-60场)有关
Helical-scan video tape cassette system using 8mm magnatic tape--8mm video-- Part 1: General specifications
本标准第2部分提供了8mm录像系统的PCM多迹音频记录和重放的规格。 本标准对525行-60场和625行-50场两种电视制式均适用
Helical-scan video tape cassette system using 8mm magnatic tape--8mm video-- Part 2: PCM multi-track audio system
Helical-scan video tape cassette recording system with 12.65mm magnetic tape in BETA format
本标准规定了按照S-VHS型12.65mm螺旋扫描盒式磁带录像系统要求制造的设备与所录盒带的互换性。 本标准对基本型的S-VHS盒式录像带与小型的S-VHS盒式录像带,以及记录所必须的参数和特性作了规定。这些规定适用于625行/50场和525行/60场两种电视制式。 本标准适用于
Helical-scan video tape cassette system using 12.65mm magnetic tape on type S-VHS
本标准适用于采用12.65mm(0.5 in)磁带的广播用螺旋扫描盒式磁带录像机的记录及重放。 本标准规定两种记录工作方式。工作方式Ⅰ采用氧化物磁带,工作方式Ⅱ采用金属磁带和允许记录调频(FM)音频信号。本标准确定了设备的电气和机械特性,以保证所录盒式磁带的互换性,所给的要求与525行
Helical-scan video tape cassette system using 12.65mm(0.5in)magnetic tape on type L
This recommended practice describes operational and quality control guidelines for alphanumeric computeroutput microfilm recorders and microforms
Recommended Practice - Monitoring Image Quality of Aperture Card Film Image Scanners
本标准规定了8mm录像系统进行高质量记录与重放用的高带规范。本标准对525行-60场和625行-50场两种电视制式地适用
Helical-scan video tape cassette system using 8mm magnatic tape--8mm video-- Part 3:High-band specifications for Hi 8
本标准适用于广播专用19mm双磁头螺旋扫描盒式录像系统(高带)的记录和重放
Helical-scan video cassette system using 19mm tape (U-matic H format)
Helical-scan video tape cassette system using 8 mm magnetic tape - Video 8.
The document applies to magnetic video recording and/or reproduction 12,65 mm (0,5 in) tape cassettes on helical-scan video cassette recorders
Helical-scan video tape cassette system using 12,65 mm (0,5 in) magnetic tape on type L (IEC 60961:1993); German version EN 60961:1994