气密性

• air tightness
• gas tightness
• pressure tightness
• leakproofness
• leak tightness
• airtightness
• pressuretightness
• tightness
• gas proofness
• resistance to air loss

参考释义

气密性 [qì mì xìng]

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• 短语
  气密性试验 air-tight test; gas-tight test