Open Access
表3
各方案声压级峰值及降低值
| dB | ||
| 方案 | 场点1声压级峰值 | 声压级降低值 |
| 原始模型 | 77.01 | |
| 1 | 70.50 | 6.51 |
| 2 | 74.90 | 2.11 |
| 3 | 74.31 | 2.70 |
| 4 | 68.71 | 8.30 |
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.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.