Research needed in geometric highway design.
| 企业作者: | |
|---|---|
| 格式: | 图书 |
| 语言: | 英语 |
| 出版: |
Washington, D.C.
Highway Research Board, National Research Council
1953.
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| 丛编: | Special report (National Research Council (U.S.). Highway Research Board)
12. |
| 主题: |