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| Options for Improving the Safety of DUKW Type Amphibious Vessels 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:2/0  |  提交时间:2022/01/14 |
| Selecting Ramp Design Speeds, Volume 2: Conduct of Research Report 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/11/30 |
| Guidelines for the Development and Application of Crash Modification Factors 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:1/0  |  提交时间:2021/11/23 |
| Safety Performance of Part-Time Shoulder Use on Freeways, Volume 1: Informational Guide and Safety Evaluation Guidelines 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/11/15 |
| Safety Performance of Part-Time Shoulder Use on Freeways, Volume 2: Conduct of Research Report 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/11/15 |
| Recommended Guidelines for the Selection of Test Levels 2 Through 5 Bridge Railings 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/10/07 |
| Guidelines for Integrating Safety and Cost-Effectiveness into Resurfacing, Restoration, and Rehabilitation (3R) Projects 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:2/0  |  提交时间:2021/07/27 |
| Developing Guidelines for Integrating Safety and Cost-Effectiveness into Resurfacing, Restoration, and Rehabilitation (3R) Projects 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:3/0  |  提交时间:2021/07/27 |
| Guidelines for Cost-Effective Safety Treatments of Roadside Ditches 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/04/06 |
| Roadside Hardware Replacement Analysis: User Guide 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine 收藏  |  浏览/下载:0/0  |  提交时间:2021/02/17 |