The hydroxyapatite (HA) powder surface modified with silane coupling a gent was used to prepare HA/epoxy composite.
用硅烷偶联剂对羟基磷灰石（HA）粉末进行表面改性，用改性后的HA粉末制备了HA/环氧复合材料。
The main crystal phase of the powder mixed with gelatin was hydroxyapatite (HA), the same as that without gelatin.
加入明胶后骨水泥水化产物无明显区别，其水化产物主晶相为羟基磷灰石（HA）。
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