YD/T 2507.3-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ -lub interface technical requirement Part 3: signalling transport.1范围YD/T 2507.3规定了2...
TB/T 3435-2016.Waterproof device for railway concrete bridge joint.1范围TB/T 3435规定了铁路混凝土桥梁梁端防水装置的术语和定义,规格、分类、型号编制规...
YY 0569-2011.Class I biological safety cabinets.5.2.2所有的工作区内表面和集液槽应使用不低于300系列不锈钢的材料制作。5.2.3前窗玻璃应使用光学透视...
YY 0469-2011.Surgical mask.1范围YY 0469规定了医用外科口罩(以下简称口罩)的技术要求、试验方法、标志与使用说明及包装运输和贮存。YY 0469适用于...
YY/T 0771. 2一2009/ISO 22442-2:2 007.Medical devices utilizing animal tissues and their derivatives Part 2: Controls on sourcing，collection and handling.制造商应确立内部验...
YD/T 2504.3-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network HSPA+ physical layer technical requirement-part 3: multiplexing and channel coding.1范围YD/T 2504....
YD/T 2504.4-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ physical layer technical requirements - part 4: spreading and modulation.1范围YD/T 2504.4规定...
YD/T 2504.5-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ physical layer technical requirements - part 5: physical layer procedure.1范围YD/T 2504.5规定...
YD/T 2504.6-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ physical layer technical requirement-part 6: physical layer measurement.1范围YD/T 2504.6规定...
YD/T 2505.1-2013.2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ Uu interface layer 2 technical requirement - Part 1: MAC protocol.1范围YD/T 2505.1规定了2...
