绩效计划体系是以绩效目标为纽带形成的全面协同系统。()
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参与产品项目立项可行性调研,参与系统方案设计是产品结构工程师设计能力的一般要求之一。()
Professor Smith and Professor Michael______in giving us lectures.
A. altered
B. alternated
C. changed
D. shifted
I______my arm when I played basketball yesterday afternoon.
A. distorted
B. dismissed
C. disposed
D. dislocated