 |
| |||
| single-grain structure; single grain structure | |||
| |||
| elementary structures | |||
|
structure elementaire : 3 短语, 3 学科 |
| 发电 | 1 |
| 自然资源和野生动物保护 | 1 |
| 计算 | 1 |
|
| |||
| single-grain structure; single grain structure | |||
| |||
| elementary structures | |||
|
structure elementaire : 3 短语, 3 学科 |
| 发电 | 1 |
| 自然资源和野生动物保护 | 1 |
| 计算 | 1 |