QB/T 4204 - 2011.Leather mat.1范围QB/T 4204规定了皮凉席的要求、试验方法、检验规则和标志、包装、运输、贮存。QB/T 42...

行业标准2023.07.27

QB/T 4205-2011.Screwdriver bits- General requirements.1范围QB/T 4205规定了手用和机用螺钉旋具头及...

行业标准2023.07.27

QB/T 4206 - 2011.Drive ends for hand-and machine operated screwdriver bits and c...

行业标准2023.07.27

QB/T 4174-2011.Leather machines-Splitting machine.5试验方法 .5.1主关件检验5.1.1 4.1.1、 4....

行业标准2023.07.27

QB/T 4175-2011.Sewing machine general requirements for spiral-Purpose fasten bel...

行业标准2023.07.27

QB/T 4176-2011.Industrial sewing machine Computerized controlled multi-head quil...

行业标准2023.07.27

QB/T 4177-2011.Industrial sewing machine Computerized controlled chain stitch em...

行业标准2023.07.27

QB/T 4178-2011.Industrial sewing machine Computerized controlled multi-functions...

行业标准2023.07.27

QB/T 4179-2011.Industrial sewing machine Rotary hook for embroidery machine.5试验方...

行业标准2023.07.27

QB/T 4180.1 - 2011.Industrial sewing machine- General requirements for main shaf...

行业标准2023.07.27