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| Lessons Learned in the Implementation of NASA's Earth Venture Class 科技报告 来源:National Academies Press. 出版年: 2022 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:7/0  |  提交时间:2022/06/24 |
| Guidelines for Treatments to Mitigate Opposite Direction Crashes 科技报告 来源:National Academies Press. 出版年: 2022 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:2/0  |  提交时间:2022/06/24 |
| Selecting Ramp Design Speeds, Volume 1: Guide 科技报告 来源:National Academies Press. 出版年: 2021 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:0/0  |  提交时间:2021/11/30 |
| 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
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:0/0  |  提交时间:2021/10/07 |
| Strengthening U.S. Air Force Human Capital Management: A Flight Plan for 2020-2030 科技报告 来源:National Academies Press. 出版年: 2020 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:7/0  |  提交时间:2020/11/09 |
| Improving Mid-Term, Intermediate, and Long-Range Cost Forecasting for State Transportation Agencies 科技报告 来源:National Academies Press. 出版年: 2020 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:0/0  |  提交时间:2020/11/09 |
| Stormwater Infiltration in the Highway Environment: Guidance Manual 科技报告 来源:National Academies Press. 出版年: 2020 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:3/0  |  提交时间:2020/09/22 |
| Alternative Intersection Design and Selection 科技报告 来源:National Academies Press. 出版年: 2020 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:0/0  |  提交时间:2020/05/25 |
| Exploring Novel Clinical Trial Designs for Gene-Based Therapies: Proceedings of a Workshop 科技报告 来源:National Academies Press. 出版年: 2020 作者: National Academies of Sciences, Engineering, and Medicine
![](/C666/themes/default/image/downing1.png) 收藏  |  浏览/下载:0/0  |  提交时间:2020/08/09 |