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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 |