三辊

三辊 [sān gǔn]

1. ■ three-roller

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常用词组

1. ■ 三辊穿孔机 three-roll piercer;

2. ■ 三辊（式）钢板轧机 three-high plate mill;

3. ■ 三辊校直机 three-roll unbender;

4. ■ 三辊弯板机 three-roll bending machine;

5. ■ 三辊万能式轧机 three-high universal mill;

6. ■ 三辊轧机 {冶} three-high mill