GB/T 39366-2020.Leather-Tests for colour fastness- Colour fastness to crocking. GB/T 39366规定了用白色棉布在皮...
GB/T 39452-2020 皮革物理和机械试验涂层粘着牢度的测定
GB/T 39452-2020.Leather- Physical and mechanical tests-Tests for adhesion of finish. GB/T 39452规定了皮革...
GB/T 39364-2020 皮革化学、物理、机械和色牢度试验取样部位
GB/T 39364-2020.Leather- Chemical , physical , mechanical and fastness tests- Sampling location. 4.1...
GB/T 39370-2020 皮革物理和机械试验表面反射性能的测定
GB/T 39370-2020.Leather- Physical and mechanical tests-Determination of surface reflectance. GB/T 39...
GB/T 39500-2020 皮革物理和机械试验视密度和单位面积质量的测定
GB/T 39500-2020.Leather-Physical and mechanical tests-Determination of apparent density and mass per...
GB/T 39365-2020 皮革物理和机械试验耐干热性的测定
GB/T 39365-2020.Leather-Physical and mechanical tests-Determination of dry heat resistance. GB/T 393...
GB/T 39373-2020 皮革色牢度试验耐溶剂色牢度
GB/T 39373-2020.Leather- Tests for colour fastness- Colour fastness to solvents. GB/T 39373规定了皮革耐溶剂色...
YD/T 1035-2000 基于 IP 网络的事务处理业务技术规范
YD/T 1035-2000.IP Network - Based Technology Standards for Transaction Process. 1范围 YD/T 1035基于我国Int...
YD/T 1033-2000 传输性能的指标系列
YD/T 1033-2000. 1范围 YD/T 1033首先明确传输性能指标系列,即性能指标、设计指标、交付指标及维护指标和限值,阐明它们的含义和用途,然后说明它们之间的相互关系。考虑到我国目前电信...
YD/T 1028-1999 800MHz CDMA 数字蜂窝移动通信系统设备总技术规范:移动台部分
YD/T 1028-1999.Technical Specification of 800MHz CDMA Digital Mobile Communication System: MS Part. ...
3986