用户登录

作废 AIR FORCE MIL-S-19500/480 (1)-1973SEMICONDUCTOR DEVICE, TRANSISTOR, NPN, SILICON, HIGH FREQUENCY POWER TYPE 2N6266, TX2N6266, AND TXV2N6266

作废 AIR FORCE MIL-S-19500/480 CANC NOTICE 1-1978SEMICONDUCTOR DEVICE, TRANSISTOR, NPN, SILICON, HIGH FREQUENCY POWER TYPE 2N6266, TX2N6266, AND TXV2N6266

作废 ISO 5767-1992在特殊堆垛条件下作业的有前倾式起重臂的工业用运货车.附加稳定性试验

现行有效 ISO 23950-1998信息和文献工作.信息检索(Z39.50).应用服务定义和协议规范

作废 AIR FORCE MIL-S-19500/489-1973SEMICONDUCTOR DEVICE, TRANSISTOR, NPN, SILICON, HIGH FREQUENCY POWER TYPES 2N6104, TX2N6104, 2N6105 AND TX2N6105

作废 AIR FORCE MIL-E-1/245 D VALID NOTICE 1-1987ELECTRON TUBE, RECEIVING TYPE 6188

作废 AIR FORCE MIL-S-19500/473 (1)-1973SEMICONDUCTOR DEVICE, TRANSISTOR, NPN, SILICON, HIGH-FREQUENCY POWER TYPE 2N5918 AND TX2N5918

现行有效 ISO 23933-2006Aerospace -- Aramid reinforced lightweight polytetrafluoroethylene (PTFE) hose assemblies, classification 135 degrees C/20 684 kPa (275 degrees F /3 000 psi) and 135 degrees C/21 000 kPa (275 degrees F/3 046 psi) -- Procurement specification

作废 AIR FORCE MIL-C-20/8 B CANC NOTICE 2-1991CAPACITORS, FIXED, CERAMIC DIELECTRIC (TEMPERATURE COMPENSATING) (INSULATED), NON-ESTABLISHED RELIABILITY, STYLE CC31 [Use: DLA MIL-C-20/1 C CANC NOTICE 2, DLA MIL-C-20/1 C (1), DLA MIL-C-20/1 C VALID NOTICE 1, DLA MIL-C-20/1 C, DLA MIL-C-20/1 B, DLA MIL-C-20/1 A, DLA MIL-C-20/1, DLA MIL-C-20/6 B CANC NOTICE 2, DLA MIL-C-20/6 B (1), DLA MIL-C-20/6 B VALID NOTICE 1, DLA MIL-C-20/6 B, DLA MIL-C-20/6 A, DLA MIL-C-20/6, DLA MIL-C-20/7 B CANC NOTICE 2, DLA MIL-C-20/7 B (1), DLA MIL-C-20/7 B VALID NOTICE 1, DLA MIL-C-20/7 B, DLA MIL-C-20/7 A (1), DLA MIL-C-20/7 A, DLA MIL-C-20/7]

作废 ISO 5667-12-1995水质.取样.第12部分:底沉淀物的取样指南

现行有效 DA/T 33-2005明清档案目录中心数据采集标准 明清档案机读目录数据交换格式

现行有效 GB/T 22838.8-2009卷烟和滤棒物理性能的测定 第8部分：含水率

现行有效 AIR FORCE MIL-R-87120 A-1979RODS, PULTRUDED, GRAPHITE FIBER REINFORCED, PROCESSING OF

作废 AQ 8006-2010安全生产检测检验机构能力的通用要求

现行有效 AQ 8005-2007城市轨道交通安全验收评价细则

现行有效 ISO/IEC 23007-1-2010Information technology -- Rich media user interfaces -- Part 1: Widgets

现行有效 ISO 22282-5-2012Geotechnical investigation and testing -- Geohydraulic testing -- Part 5: Infiltrometer tests

现行有效 ISO/TS 15926-3-2009Industrial automation systems and integration -- Integration of life-cycle data for process plants including oil and gas production facilities -- Part 3: Reference data for geometry and topology

作废 DA/T 38-2008电子文件归档光盘技术要求和应用规范

作废 YB/T 170.1-2000制丝用非合金钢盘条 第1部分 一般要求

作废 AIR FORCE MIL-STD-409 A-1966ALLOY NOMENCLATURE AND TEMPER DESIGNATION SYSTEM FOR MAGNESIUM BASE ALLOYS [Refer To: AIR FORCE MIL-HDBK-305 VALID NOTICE 1, AIR FORCE MIL-HDBK-305]

作废 ISO 2521-1974工业用磷酸三甲苯酯.用酚红测定酸度.容量法

作废 ISO 2740-2007烧结金属材料(不包括硬质合金).拉力试件

现行有效 DGJ 08-37-2002岩土工程勘察规范

现行有效 ISO 27448-2009Fine ceramics (advanced ceramics, advanced technical ceramics) -- Test method for self-cleaning performance of semiconducting photocatalytic materials -- Measurement of water contact angle

现行有效 DB32/T 910-2006高邮鸭饲养技术规程

现行有效 YB/T 4073-2007高炉用铸铁冷却壁

作废 AIR FORCE MIL-T-19500/18 (3)-1960SEMICONDUCTOR DEVICE, TRANSISTOR, TYPE 2N43A [Use: DLA MIL-PRF-19500/6 C VALID NOTICE 1, DLA MIL-PRF-19500/6 C, DLA MIL-S-19500/6 B (2), DLA MIL-S-19500/6 B (1), DLA MIL-S-19500/6 B, DLA MIL-S-19500/6 A, DLA MIL-T-19500/6 (1), DLA MIL-T-19500/6]

作废 ISO 4074-9-1996橡胶阴茎套.第9部分:抗拉性能的测定

作废 YB/T 171-2000复杂断面异型钢管