中華人民共和國國家標準(中國大陸GB標準)英文版 |
GB標準是中華人民共和國國家標準,也叫GB國標,是中國大陸強制執行的國家標準,所有中國大陸境內銷售的商品及提供服務都必須符合GB國家標準的要求,包括進口商品及服務; 本網站提供GB國家標準的查詢檢索,英文版翻譯,GB標準產品檢測檢驗及合規性分析服務; |
GB/T 28438.2-2019 地面数字电视广播信号覆盖质量客观评估和测量方法 第2部分:移动接收(中英文版) Objective assessment and measurement methods for coverage of digital terrestrial television broadcasting signals—Part 2: Mobile reception |
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GB/T 28438.1-2012 地面数字电视广播信号覆盖质量客观评估和测量方法 第1部分:室外固定接收(中英文版) Objective assessment and measurement methods for coverage of digital terrestrial television broadcasting signals - Part 1: Outdoor fixed reception |
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GY/T 238.1-2008 地面数字电视广播信号覆盖客观评价和测量方法 第1部分:单点发射室外固定接受(中英文版) Objective Assessment and Measurement Methods for Coverage of Digital Terrestrial Television Broadcasting Signals. Part 1: Single Transmitter and Outdoor Fixed Reception |
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SJ 20923-2005 基于感知测度的军用通信设备客观音质评价方法(中英文版) Method of objective speech quality assessment based on a perceptual measure for military communication equipments |
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SJ 20861-2003 军用sdh传送网技术规范(中英文版) Method of objective speech quality assessment based on a perceptual measure for military communication equipments |
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