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| 箱形空心柱 | |||
| 箱 〔匣〕形柱 | |||
| 匣形柱; 空心柱; 加套柱; 箱形柱 | |||
| cased column: 1 phrase in 1 subject |
| Technology | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
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