The outer side (5, 6) of the fully active piezoelectric stack (1) is coated with the coating at least in regions which are assigned the outer electrodes (10, 11) of the piezoelectric actuator (90).
至少在对应于压电执行器（9）的外电极（10，11）的区 域中用涂层涂覆全活性压电堆（1）的外侧（5，6）。
The outer side (5, 6) of the fully active piezoelectric stack (1) is coated with the coating at least in regions which are assigned the outer electrodes (10, 11) of the piezoelectric actuator (90).
至少在对应于压电执行器（9）的外电极（10，11）的区 域中用涂层涂覆全活性压电堆（1）的外侧（5，6）。
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