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key bed meaning in Chinese

【地质学；地理学】标准层。

Examples

  1. Study on the key bed theory of roof supporting in stope
    采场支撑顶板关键层理论的研究

Related Words

  1. bed
  2. bedding
  3. key
  4. keyer
  5. keyes
  6. keyed
  7. key beam
  8. key because it makes oil boil
  9. key benefits
  10. key bibliographic reference
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