 |
| |||
| 取下供试验用的样品片; 试件棒 | |||
| 附连试验板 | |||
| 检测试样 | |||
| 试件 | |||
| 从铸件上切取下的试样 | |||
| 试样 | |||
| 试片 | |||
| test coupon: 10 phrases in 4 subjects |
| Drilling | 2 |
| Electronics | 1 |
| Oil / petroleum | 3 |
| Technology | 4 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips