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Number of entries (Data is updated on a monthly basis): 47733
Weiter Weiter| 19631 - 19640 | 19641 - 19650|19651 - 19660 |Weiter Weiter

GB/T 39428-2020

砂型铸钢件 表面质量目视检测方法

Steel castings by sand casting—Visual examination method of surface quality

GB/T 5169.30-2020

电工电子产品着火危险试验 第30部分:热释放 试验方法概要和相关性

Fire hazard testing for electric and electronic products—Part 30: Heat release—Summary and relevance of test methods

GB/T 5169.5-2020

电工电子产品着火危险试验 第5部分:试验火焰 针焰试验方法 装置、确认试验方法和导则

Fire hazard testing for electric and electronic products—Part 5: Test flames—Needle-flame test method—Apparatus, confirmatory test arrangement and guidance

GB/T 39414.3-2020

北斗卫星导航系统空间信号接口规范 第3部分:公开服务信号B1I

Interface specification for signal in space of BeiDou navigation satellite system—Part 3: Open service signal B1I

GB/T 39414.1-2020

北斗卫星导航系统空间信号接口规范 第1部分:公开服务信号B1C

Interface specification for signal in space of Beidou navigation satellite system—Part 1: Open service signal B1C

GB/T 39412-2020

信息安全技术 代码安全审计规范

Information security technology—Audit specification of code security

GB/T 39541-2020

页岩气藏描述技术规范

Specification of shale gas reservoir description

GB/T 39539-2020

页岩储层气体扩散系数的测定技术要求

Technical requirements for determination of gas diffusion coefficient in shale reservoir

GB/T 23797-2020

病媒生物密度监测方法 蚊虫

Surveillance methods for vector density—Mosquito

GB/T 39540-2020

页岩气组分快速分析 激光拉曼光谱法

Fast determination of shale gas composition—Laser Raman spectroscopy

Number of entries (Data is updated on a monthly basis): 47733
Weiter Weiter| 19631 - 19640 | 19641 - 19650|19651 - 19660 |Weiter Weiter