根部

根部 [gēn bù]

1. ■ {自} root segment; rhizine; root

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常用词组

1. ■ 根部半径 radius of root;

2. ■ 根部腐烂 butt rot;

3. ■ 根部害虫 root-feeding insect;

4. ■ 根部焊道 root pass; {冶} root sealer bead; root run;

5. ■ 根部间隙 root opening;

6. ■ 根部冷却叶片 root-cooled blade;

7. ■ 根部裂纹 {冶} root crack;

8. ■ 根部膨大 root swelling;

9. ■ 根部切除装置 butt severing device;

10. ■ 根部切割器 bottom cutter;

11. ■ 根部熔深 root penetration;

12. ■ 根部未焊透 incomplete root penetration; lack of root fusion