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| forming roll (The tubemaking process begins with coils of steel strip which are fed automatically through a series of forming rolls which gradually curl the flat strip into a tube shape. 这种制管法首先将带钢卷自动喂人一系列成形辊，由成形辊将平整的带钢逐渐弯曲成管状。) | |||
| former roll | |||
| 成形轧辊: 10 phrases in 2 subjects |
| Metallurgy | 9 |
| Roll stock | 1 |
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