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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 28438.2-2019 |
objective assessment and measurement methods for coverage of digital terrestrial television broadcasting signals—Part 2: Mobile reception 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 |
China National Standards objective |
 English PDF |
| GB/T 22056-2018 |
Microscopes—Marking of objectives and eyepieces 显微镜-物镜和目镜的标志 |
China National Standards objective |
English PDF |
| GB/T 12060.16-2017 |
Sound system equipment—Part 16: objective rating of speech intelligibility by speech transmission index 声系统设备 第16部分：通过语音传输指数客观评价言语可懂度 |
China National Standards objective |
English PDF |
| GB/T 2609-2015 |
Microscopes—objectives 显微镜 物镜 |
China National Standards objective |
English PDF |
| GB/T 31540.1-2015 |
Fire safety engineering guide—Part 1：Application of fire performance concepts to design objectives 消防安全工程指南 第1部分：性能化在设计中的应用 |
China National Standards objective |
English PDF |
| GB/T 28438.1-2012 |
objective assessment and measurement methods for coverage of digital terrestrial television broadcasting signals - Part 1: Outdoor fixed reception 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 |
China National Standards objective |
English PDF |
| GB/T 24450-2009 |
Classification and codes of socio-economic objectives 社会经济目标分类与代码 |
China National Standards objective |
English PDF |
| GB/T 22056-2008 |
Microscopes - Marking of objectives and eyepieces 显微镜 物镜和目镜的标志 |
China National Standards objective |
English PDF |
| GB/T 22055.2-2008 |
Microscopes - Screw threads for objectives and related nosepieces - Part 2: Screw thread type M25×0.75mm 显微镜 物镜螺纹 第2部分：M25×0.75mm型物镜螺纹 |
China National Standards objective |
English PDF |
| GB/T 22055.1-2008 |
Microscopes - Screw threads for objectives and related nosepieces - Part 1: Screw thread type RMS (4/5in×1/36in) 显微镜 物镜螺纹 第1部分：RMS型物镜螺纹（4/5in×1/36in） |
China National Standards objective |
English PDF |
| GB/T 2609-2006 |
Microscopes - objectives 显微镜-物镜 |
China National Standards objective |
English PDF |
| GB/T 14476-1993 |
RASTI method for the objective estimating of speech intelligibility in auditoria 客观评价厅堂语言可懂度的RASTI法 |
China National Standards objective |
English PDF |
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