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阶梯形多层焊
| 接法
| 阶梯形多层焊 | |
| construct. | cascade method |
| met. | cascade welding |
| Y 接法 | |
| electric. | Y-connection |
| Y-Δ接法 | |
| tech. | star-delta connection |
| 接 法 | |
| gen. | arrangement |
| 接法 | |
| met. | connection |
| tech. | seat connection of beam to columns |
| △-△接法 | |
| el.mach. | twin delta connection; △ connection |
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| cascade method | |||
| cascade welding | |||
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| cascade welding | |||
| 阶梯形多层焊: 3 phrases in 2 subjects |
| Metallurgy | 2 |
| Welding | 1 |