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

QB/T 2782-2006.Unplasticized polyvinyl chloride （PVC-U) ultra-rib pipes for unde...

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

QB/T 2780—2006.Polyurethane artificial leather for shoe upper.1范围QB/T 2780规定了鞋面用...

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

QB/T 2778-2006.Fluorescent pen.7.12.1试验仪器:﹒拉力仪。7.12.2方法与步骤:海谊将插紧后的笔套、笔体分别固定于拉力仪的...

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