例句與造句

1. Reasons that bone grafting might be needed include sinus augmentation, socket preservation, ridge augmentation, or regeneration.
2. Without socket preservation, the bone quickly resorbs resulting in 30-60 % loss in bone volume in the six months after dental extraction.
3. The human body reduces the amount of bone that is not sufficiently used with a daily stress; without the strain stimulus, the jaw bone behaves ( with or without socket preservation ) as if the space occupied by the tooth and periodontal ligament was empty.
4. It's difficult to find socket preservation in a sentence. 用socket preservation造句挺難的