|
发布时间：1991-12-09
实施时间：1992-07-01
|
|
|
发布时间：1991-12-09
实施时间：1992-07-01
|
|
|
发布时间：1991-12-09
实施时间：1992-07-01
|
|
|
[SY 5193-1991] 数控地震仪[已作废]
发布时间：1991-12-01
实施时间：1991-12-01
|
|
|
发布时间：1991-04-30
实施时间：1991-10-01
|
|
|
发布时间：1991-04-30
实施时间：1991-10-01
|
|
|
[CH/T 8002-1991] 测绘仪器防霉、防雾、防锈[现行]
发布时间：1991-01-21
实施时间：1991-07-01
本标准规定了测绘仪器防霉、防雾、防锈的分类、周期、技术要求和相应的措施。
|
推荐阅读
- Hexalobular socket head cap screws
- Energy performance of fenestration systems for residential buildings - Calculation procedure
- Aerospace Series - Cable Outlet Accessories for Circular and Rectangular Electrical and Optical Connectors Part 002: Index of Product Standards
- Aerospace Series - Cable Outlet Accessories for Circular and Rectangular Electrical and Optical Connectors Part 064: Cable Outlet, Style k, Straight, for Heat Shrinkable Boot, Shielded, Sealed, Self-locking for en 2997 - Product Standard
- Welding Consumables - Tubular Cored Electrodes for gas Shielded and Non-gas Shielded Metal arc Welding of Non-alloy and Fine Grain Steels - Classification (iso 17632:2015)
- Slide Fasteners (zips) - Specification
- Railway Applications - Methods for Calculation of Stopping and Slowing Distances and Immobilization Braking Part 2: Step by Step Calculations for Train Sets or Single Vehicles
- Cleanrooms and Associated Controlled Environments Part 1: Classification of air Cleanliness by Particle Concentration (iso 14644-1:2015) & Part 2: Monitoring to Provide Evidence of Cleanroom Performance Related to air Cleanliness by Particle Concentration (iso 14644-2:2015)
- Welding Consumables - Wire Electrodes, Wires and Rods for Welding of Aluminium and Aluminium Alloys - Classification (iso 18273:2015)
- Railway Applications - Brake Discs for Railway Rolling Stock Part 3: Brake Discs, Performance of the Disc and the Friction Couple, Classification
检索历史
- 暂无搜索记录
浏览历史
