JT/T 837-2012 Los Angeles testing machine.1范围JT/T 837规定了洛杉矶磨耗试验机的结构、技术要求、试验方法、检验...

行业标准2023.07.19

JT/T 838-2012 Flow time tester for fine aggregate.1范围JT/T 838规定了细集料流动时间测定仪的结构形式，...

行业标准2023.07.19

JT/T 839-2012 Vehicle bearing road geometry recorder.1范围JT/T 839规定了车载式道路几何数据仪(以下...

行业标准2023.07.19

JT/T 841-2012 Front-insert type auto deflectometer with laser range meter.1范围JT/...

行业标准2023.07.19

JT/T 840-2012 Vehicle bearing road laser texture-meter.1范围JT/T 840规定了车载式路面激光构造深度...

行业标准2023.07.19

JT/T 843-2012 Elastic-plastic steel damping bearings for highway bridges.1范围JT/T...

行业标准2023.07.19

JT/T 844-2012 Equipping and technical requirements for port facility security eq...

行业标准2023.07.19

JT/T 845-2012 Safety assessment guidebook for handling dangerous cargo in port.1...

行业标准2023.07.19

JT/T 846-2012 Swing bearing of port crane.1范围JT/T 846规定了港口起重机回转支承(以下简称回转支承)的产品结构...

行业标准2023.07.19

JT/T 847-2013 Plastic barrier.1范围JT/T 847规定了塑料隔离墩的技术要求、试验h法、检验规则以及标志包装、运输及储存。JT/...

行业标准2023.07.19