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| 11. | near-surface velocity anomaly |
| 近地表速度异常 |
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| 12. | near-surface effect |
| 近地表效应 |
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| 13. | near-surface reverberation |
| 近地表混响 |
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| 14. | near-surface reflection anomalies |
| 近地表反射异常 |
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| 15. | near-surface section |
| 近地面井段 |
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| 16. | Near surface defect |
| 近表面缺陷 |
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| 17. | irregular near-surface |
| 不规则近地表 |
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| 18. | near-surface parasitic effects |
| 近地表寄生效应 |
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| 19. | near-surface reflector |
| 近地表反射层 |
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| 20. | near-surface low-velocity layer |
| 近地表低速层 |
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