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		考虑可控性的压电作动器拓扑优化设计 1)
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			TOPOLOGY OPTIMIZATION OF PIEZOELECTRIC ACTUATOR CONSIDERING CONTROLLABILITY 1)
			 
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		 图3. 本文所提灵敏度计算方法和有限差分法计算的 灵敏度结果对比  | 
	
Fig. 3. Comparison of sensitives obtained by the proposed adjoint method and finite difference method  | 
	
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