与"softening of hard water"相近的词条

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• softening hard masses and relieving sore-throat
• softening heat treatment
• softening of brain
• softening of chest wall
• softening of cornea
• softening of hard water
• softening of mouth
• softening of the brain
• softening of the stomach
• softening of water
• softening point
• softening point of suppository
• softening screen
• softening test
• softening the dry feces and relieving flatulence
• softening the fishbone

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