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| electromagnetic testing | |||
| electromagnetic def ect detection | |||
| electromagnetic inspection | |||
| electromagnetic defect detection | |||
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| magnetic crack detection | |||
| 电 磁 探伤: 15 phrases in 7 subjects |
| Construction | 1 |
| Earth sciences | 1 |
| General | 1 |
| Metallurgy | 6 |
| Rail transport | 2 |
| Technology | 3 |
| Wind Energy | 1 |