The main changes were pulp inflammation, pulp necrosis and pulp degeneration.
其主要类型为牙髓炎症、坏死和退变。
In recent years have given AKD and fiber degeneration reaction AKD made fiber for the pulp sizing agent to reduce hydrolyzate and enhance sizing effect.
近年来也有先将AKD与纤维反应制成AKD变性纤维，用作浆内施胶剂，以减少产生水解物，并可提高施胶效果。
Results: Hyperemia, swelling, reduction of cell ingredient and variation of blood vessel occurred after refrigeration, The pulp tissue showed vascular degeneration and fibrosis at ultrastructure.
结果：冷冻后的组织病理特点是充血肿胀，细胞成份减少，血管变异。
Results: Hyperemia, swelling, reduction of cell ingredient and variation of blood vessel occurred after refrigeration, The pulp tissue showed vascular degeneration and fibrosis at ultrastructure.
结果：冷冻后的组织病理特点是充血肿胀，细胞成份减少，血管变异。
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