公路桥涵車輛荷載及淨空标准暫行規定 Gōnglù qiáohán chēliàng hèzǎi jí jìngkōng biāozhǔn zhàn háng guīdìng
| Format: | Book |
|---|---|
| Language: | Chinese |
| Published: |
北京
人民出版社
1967
|
| Subjects: |
| Physical Description: | 11ye |
|---|
| Format: | Book |
|---|---|
| Language: | Chinese |
| Published: |
北京
人民出版社
1967
|
| Subjects: |
| Physical Description: | 11ye |
|---|