 |
| |||
| 压缩弹性模数 | |||
|
modulus of compressive elasticity : 3 phrases, 3 sujets |
| Construction de ponts | 1 |
| Pétrole / pétrole | 1 |
| Plastiques | 1 |
|
| |||
| 压缩弹性模数 | |||
|
modulus of compressive elasticity : 3 phrases, 3 sujets |
| Construction de ponts | 1 |
| Pétrole / pétrole | 1 |
| Plastiques | 1 |