JT/T 1249-2019 Grades and evaluation methods of energy efficiency and CO2 emissi...

行业标准2023.07.21

JT/T 1250-2019 Classification of road dangerous goods transport enterprises.1范围J...

行业标准2023.07.21

JT/T 1251-2019 Clasification of car rental enterprises.1范围JT/T 1251规定了汽车租赁企业等级划分...

行业标准2023.07.21

JT/T 1252-2019 Technology specification of the vehicle-mounted snapshot equipmen...

行业标准2023.07.21

JT/T 1262-2019 Technical specifications requirements for testing of jib cranes.1...

行业标准2023.07.21

JT/T 1269-2019 Plate type rubber expansion device for highway bridge.1范围JT/T 126...

行业标准2023.07.21

JT/T 1270.3-2019 Expansion and contraction installation with comb plate for high...

行业标准2023.07.21

JT/T 1271-2019 Piggyback transport- Technical requirements of loading and secure...

行业标准2023.07.21

JT/T 1272-2019 Technical requirements and testing methods for intermodal swap bo...

行业标准2023.07.21

JT/T 1273-2019 Markings of van semi-trailers for rail-road intermodal transport....

行业标准2023.07.21