 |
| |||
| self-hardening sand | |||
| cold-setting sand; no-bake sand; self-hardening sand (mixture) | |||
| 自硬砂: 12 phrases in 2 subjects |
| Metallurgy | 7 |
| Technology | 5 |
|
| |||
| self-hardening sand | |||
| cold-setting sand; no-bake sand; self-hardening sand (mixture) | |||
| 自硬砂: 12 phrases in 2 subjects |
| Metallurgy | 7 |
| Technology | 5 |