名词 actuator:

1. a mechanism that puts something into automatic action

Actua阿克脱牌手表actn.行为；行动；法案；(戏剧、歌剧等的)一幕；假装v.行动；举止；假装；表演；扮演；充当；有效果activating collaterals medicated oil活络油activating meridians and collaterals通经活络Activation temperature range of flux钎剂活性温度范围actuating deformation characteristics促动变形特性Act as overwatch whenever possible.有机会就要多观测。activating blood and resolving stasis活血化瘀acts involving negotiable instruments票据行为act according to actual circumstances相体裁衣activities not-adequately described非标准活动Activation inoculant of soil phosphous土壤磷活化剂

1. Based on the modal control, modal sensors and modal actuators were designed.
   基于模态控制方法，设计了模态传感器和模态致动器。
2. Piezo Actuators are key components of piezoelectric fuel injection systems in diesel and gasoline engines.
   压电致动器是在柴油和汽油发动机中压电燃料注入系统的重要元件。