JT/T 1247-2019 Specifcation for layout of guidance system in mutimodal passenger...

行业标准2023.07.21

JT/T 1238-2019 Sermi-flexible mixture- cementitious grouting material.1范围JT/T 12...

行业标准2023.07.21

JT/T 1257.1-2019 Online energy consumption monitoring for commercial vehicle for...

行业标准2023.07.21

JT/T 1257.2-2019 Online energy consumption monitoring for commercial vehicle for...

行业标准2023.07.21

JT/T 4-2019 Laminated bearing for highway bridge.1范围JT/T 4规定了公路桥梁板式橡胶支座的产品分类结构及型...

行业标准2023.07.21

JT/T 391-2019 Pot bearing for highway bridge.1范围JT/T 391规定了公路桥梁盆式支座的产品分类.结构形式型号....

行业标准2023.07.21

JT/T 474-2019 Technical speifications for the repair of port wheel crane.1范園JT/T...

行业标准2023.07.21

JT/T 489-2019 Vehicle lasification of the toll for highway.1范围JT/T 489规定了收费公路车辆通...

行业标准2023.07.21

JT/T 532-2019 Carbon fiber sheet and plate for bridge.1范围JT/T 532规定了桥梁用碳纤维布(板)的产...

行业标准2023.07.21

JT/T 620-2018 Specification for less-than-truck-load transport service.1范围JT/T 6...

行业标准2023.07.21