GB/T 23169-2008.Hair products- Training mannequins.1范围GB/T 23169规定了教习头的术语和定义、要求、...

国家标准2023.07.20

GB/T 23170-2008.Hair products- Wigs and hair pieces accessories.1范围GB/T 23170规定了...

国家标准2023.07.20

GB/T 452.2-2002.Paper and board identification of wire side and felt side.1范围GB/...

国家标准2023.07.20

GB/T 454-2002 idt ISO 2758:2001.Paper- Determination of bursting strength.5.2胶膜胶...

国家标准2023.07.20

GB/T 457-1989.Paper-Determination of folding endurance.GB/T 457等效采用国际标准ISO 5626-...

国家标准2023.07.20

GB/T 1406.3-2008.Types and dimensions of lamp caps- Part 3: Prefocus caps.1范围GB/...

国家标准2023.07.20

GB/T 1406. 4-2008.Types and dimensions of lamp caps- Part 4 : Miscellaneous caps...

国家标准2023.07.20

GB/T 1483. 1-2008.Gauges for lamp caps and holders-Part 1: Gauges for screw caps...

国家标准2023.07.20

GB/T 1483.2-2008.Gauges for caps and lampholders-Part 2 : Gauges for pin caps an...

国家标准2023.07.20

GB/T 1483.3-2008.Gauges for lamp caps and lampholders-Part 3:Gauges for prefocus...

国家标准2023.07.20