Open Access
表1
试件样件
| 组别 | 样件数 | 圆形分层直径/mm | 分层位置 |
| A1 | 3 | 22 | 4/5层间 |
| A2 | 3 | 22 | 8/9层间 |
| B1 | 3 | 44 | 4/5层间 |
| B2 | 3 | 44 | 8/9层间 |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
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