 |
| |||
| grade of timber; timber grade | |||
| board-foot measure; grading of timber; lumber grade; lumber grading; lumber scale | |||
| 木材等 级: 7 phrases in 2 subjects |
| Construction | 1 |
| Technology | 6 |
|
| |||
| grade of timber; timber grade | |||
| board-foot measure; grading of timber; lumber grade; lumber grading; lumber scale | |||
| 木材等 级: 7 phrases in 2 subjects |
| Construction | 1 |
| Technology | 6 |