
【国外标准】 Methods for the separate measurements of the degrees of various types of telegraph distortion
本网站 发布时间:
2025-06-10
- ITU-T R.4
- 现行
- 定价:
- 在线阅读
开通会员免费在线看70000余条国内标准,赠送文本下载次数,单本最低仅合13.3元!还可享标准出版进度查询、定制跟踪推送、标准查新等超多特权!  
查看详情>>

适用范围:
暂无
标准号:
ITU-T R.4
标准名称:
Methods for the separate measurements of the degrees of various types of telegraph distortion
英文名称:
标准状态:
现行-
发布日期:
2025-11-01 -
实施日期:
出版语种:
- 推荐标准
- ASTM E2472-12(2018)e4 Standard Test Method for Determination of Resistance to Stable Crack Extension under Low-Constraint Conditions
- ASTM E4-21 Standard Practices for Force Calibration and Verification of Testing Machines
- AS 2300.6.5-1990 (R2019)/Amdt 1-1992 Methods of chemical and physical testing for the dairying industry - Cheese - Determination of salt
- AS 2300.6.5-1990 (R2019)/Amdt 2-1997 Methods of chemical and physical testing for the dairying industry - Cheese - Determination of salt
- AS 2320.4-1979 Metals for the manufacture of surgical implants Cobalt-chromium-molybdenum casting alloy
- AS 2331.1.4-1982 Methods of test for metallic and related coatings Local thickness tests - Magnetic induction and eddy current methods
- AS 2331.4.1-1981 Methods of test for metallic and related coatings Physical tests - Qualitative adhesion tests
- AS 2331.4.2-1990 Methods of test for metallic and related coatings Physical tests - Ductility test
- AS 2331.4.4-1985 Methods of test for metallic and related coatings Physical tests - Assessment of intensity of shotpeening
- AS 2331.4.5-1982 Methods of test for metallic and related coatings Physical tests - Electroplated plastics - Thermal cycling tests
- AS 2337.3-2006 (R2017)/Amdt 1-2007 Gas cylinder test stations Transportable gas cylinders - Periodic inspection and testing of composite gas cylinders (ISO 11623:2002, MOD)
- AS 2341.28-2002 (R2013) Methods of testing bitumen and related roadmaking products Determination of stone coating ability and water resistance
- AS 2341.29-1996 (R2013) Methods of testing bitumen and related roadmaking products Determination of breaking behaviour by setting time
- AS 2341.32-2008 (R2013) Methods of testing bitumen and related roadmaking products Determination of pH of bituminous emulsions
- AS 2359.4-1995 Powered industrial trucks Reach and straddle fork-lift trucks - Stability tests