 |
| |||
| plain-barrelled roll; flat roll; plain-barreled roll; straight roll | |||
| plane-surfaced rolls | |||
| |||
| flat roll; plain roll | |||
| 平辊: 131 phrases in 12 subjects |
| Agriculture | 2 |
| Automobiles | 1 |
| Bridge construction | 1 |
| General | 1 |
| Metallurgy | 73 |
| Nautical | 1 |
| Plastics | 2 |
| Roll stock | 1 |
| Steel production | 17 |
| Technology | 28 |
| Textile industry | 2 |
| Wood processing | 2 |