该反应有3种类型：快去极化(12.3%)、慢去极化(73.7%)及先快后慢的双向去极化(14.0%)。

Three types of depolarization were observed: fast depolarization (12.3%), slow depolarization (73.7%) and biphasic response comprising an initial fast followed by a slow depolarization (14.0%).

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每个使用权限类型清楚地定义两极化的状态，不是全部就是完全没有使用权限可在类型内表示。

Each type of permission clearly defines extreme states representing either all or none of the permissions expressible within the type.

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