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管工
| 焊接
| 灰
| 管 工 | |
| gen. | plumber |
| tech. | lead burner |
| 管工 | |
| gen. | pipe-fitter |
| agric. | pipeman |
| chem. | fitter |
| consult. | plumber |
| dril. | pipe-man; plumber |
| oil | pipe fitter; pipe man |
| 焊接 | |
| environ. | welding |
| 灰 | |
| gen. | grey |
| |||
| pipe-fitter | |||
| pipeman | |||
| fitter; pipefitter | |||
| pipe-man; plumber | |||
| pipe fitter; pipe man | |||
| tubing | |||
| |||
| plumber | |||
| lead burner | |||
| |||
| plumber | |||
| 管工: 1484 phrases in 76 subjects |