center of mass coordinate 质心坐标系 ; 质心座标
center of mass coordinate system [力] 质心坐标系
air mass coordinate system 气团坐标系
center-of-mass coordinate [力] 质心坐标
mass centre coordinate 质心坐标系
mass center coordinate system 质心坐标系
Mass Matrix in Modal Coordinate 振态座标下质量矩阵
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