QB/T 2313-2019.Fitting dimensions for wrist watches stems.1范围QB/T 2313规定了手表用整体柄轴...

行业标准2023.07.31

QB/T 4125-2019.Pulp-Highest limitation of D65 brightness.1范围QB/T 4125规定了纸桨D65亮度的...

行业标准2023.07.31

QB/T 4357-2012.Nutritional fortifiers Cytidine-5'-monophosphate.1范围QB/T 4357规定了营...

行业标准2023.07.31

QB/T 4015-2019.General technical requirements of midi keyboard.1范围QB/T 4015规定了具有...

行业标准2023.07.31

QB/T 5376-2019.Single-head wrenches (ISO 4229:2017,Assembly tools for screws and...

行业标准2023.07.31

QB/T 2811-2019.Calcium carbonate for papermaking.1范围QB/T 2811规定了造纸用碳酸钙的术语和定义、分类、...

行业标准2023.07.31

QB/T 1911-2019.Lead brass sheets and strips for watches and clock.4.5显微组织4.5.1 H...

行业标准2023.07.31

QB/T 5382一2019.Paper machinery一Lime mud disc filter.QB/T 5382规定了造纸机械白泥盘式过滤机(以下简称...

行业标准2023.07.31

QB/T 5361-2019.The norm of energy consumption for per unit product of glass cont...

行业标准2023.07.31

QB/T 5447-2019.Test method of artificial leather and synthetic leather - Determi...

行业标准2023.07.31