那些构造包括类型约束、长度约束、控制类型（下拉列表、文本输入、范围）和迭代结构。

Those constructs include type constraints, length constraints, control types (drop-down list, text input, range), and iterative structures.

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提出一种用多层压电片和约束阻尼层在低控制电压下进行结构振动的杂交阻尼控制方式。

An active and passive hybrid damping control manner with lower voltage is proposed through both multiple piezoelectric patches and constrained damping layer for suppressing structural vibration.

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提出了一种考虑信息结构约束时协调设计励磁控制器的新方法。

This paper proposes a new approach to coordinated design of excitation controller under information structure constraint.

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