QB/T 4387-2012.Industrial sewing machine High speed lockstitch sewing machine he...

行业标准2023.07.28

QB/T 4388-2012.Industrial sewing machine Computer controlled high-speed overlock...

行业标准2023.07.28

QB/T 4389-2012.Industrial sewing machine Computer controlled high-speed covering...

行业标准2023.07.28

QB/T 4390-2012.Industrial sewing machine Computer controlled tubular embroidery...

行业标准2023.07.28

QB/T 4392-2012.Industrial sewing machine Test methods for mechanism clearance of...

行业标准2023.07.28

QB/T 4393 - 2012.Industrial sewing machine General technical specification of ne...

行业标准2023.07.28

QB/T 4394-2012.Garment machinery Automatic cloth spreading machine.QB/T 4394规定了自...

行业标准2023.07.28

QB/T 4395-2012.Unplasticized polyvinyl chloride (PVC-U) foam grid board.QB/T 439...

行业标准2023.07.28

QB/T 4397-2012.Self- cleaning construction membrane with polyvinyl chloride coat...

行业标准2023.07.28

QB/T 4398一2012.Fluorinated ethylene-propylene (FEP) flm.5.3物理力学性能5.3. 1试样状态调 节和试...

行业标准2023.07.28