A floating displacement analysis model of a two-stage star gear train′s dynamic system was established.

建立了星型齿轮传动动力学系统基本构件浮动位移量分析模型；

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A floating displacement static analysis model of basic floating part of 2-stage star gear train was presented.

建立星型齿轮传动静力学系统基本浮动构件浮动位移分析的弹簧-质量模型；

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A dynamic analysis model in which the gear error and the time-varying stiffness and backlash are included is established for a 2-stage star gear train.

建立了两级星型齿轮传动系统的非线性动力学分析模型，模型中考虑了系统的综合啮合误差、时变啮合刚度以及齿侧间隙。

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Is she a genuine stage star?

BBC: Keira Knightley 'wins spurs' with West End stage return

Stage and screen star Richard Griffiths is made an OBE, along with Tony-winning character actor Roy Dotrice.

BBC: Minogue tops showbiz honours list

British stage and screen star Clive Owen and French filmmaker and actor Jacques Perrin will lend their support to the safeguarding of marine World Heritage in an event in Paris on 7 February.

UNESCO: House | United Nations Educational, Scientific and Cultural Organization