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Terms for subject Oil / petroleum containing echo-ranging | all forms | exact matches only | in specified order only
| English | Chinese |
| combined echo ranging and echo sounding | 综合回声测距与测深 |
| echo ranging | 回声测距 |
| echo ranging | 回声定位 |
| echo ranging | 回波测距 |
| echo ranging sonar | 回声测距声呐 |
| explosive echo ranging | 爆炸回声定位 |