目录简介 | Contents Foreword 1 Scope 2 Definitions 3 Technical requirements for rear underrun protective device. 4 Technical specifications for vehicles of categories N2, N3, O3 and O4 fitted with rear underrun protective devices complying with the requirements of Part I of this standard. 5 Technical specifications for vehicles equipped with rear underrun protection. Annex A (Normative) Conditions and procedures of static loading test Annex B (Normative) Conditions and Procedures of Mobile Barrier Rear Collision Test Annex C (Normative) Testing Technique: Instrumentation |