与"maintain nitrogen"相近的词条

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• maintain
• maintain a dynamic equilibrium
• maintain a sound mind
• maintain free from worries
• maintain good spirit
• maintain nitrogen
• maintain the integrity of the body surface
• maintain the normal stance of yang principle
• maintainability
• maintainable
• maintainable remission
• maintainance line
• maintained discharge
• maintained inspiration
• maintainer
• maintainer line

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