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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 1927.1-2021 |
Test methods for physical and mechanical properties of small clear wood specimens—Part 1: Collection of sample tree 无疵小试样木材物理力学性质试验方法 第1部分：试材采集 |
China National Standards Method collection physical |
 English PDF |
| GB/T 20851.5-2019 |
Electronic toll collection—Dedicated short range communication—Part 5:Test methods of the main parameters in physical layer 电子收费 专用短程通信 第5部分:物理层主要参数测试方法 |
China National Standards Method collection physical |
English PDF |
| GB/T 1927-2009 |
Method of sample tree collection for physical and mechanical tests of wood 木材物理力学试材采集方法 |
China National Standards Method collection physical |
English PDF |
| GB/T 20851.5-2007 |
Electronic toll collection - Dedicated short range communication - Part 5: Test methods of the main parameters in physical layer 电子收费 专用短程通信 第5部分：物理层主要参数测试方法 |
China National Standards Method collection physical |
English PDF |
| GB/T 20162-2006 |
Method for collection of physical evidence for fire technical identification 火灾技术鉴定物证提取方法 |
China National Standards Method collection physical |
English PDF |
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