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常见例句
- Eric F Prechtl and Steven R Hall,Design of a high efficiency,large stroke,electromechanical actuator Massachusetts Institute of Technology,77 Massachusetts Avenue,Cambridge,MA 02139-4307,USA.
张柱.;基于高效驱动机构的新型智能旋翼设计分析与实验研究[硕士论文] 返回 Prechtl