It is one of prerequisites in the engine mounting system design to accurately determine the inertia parameters of a powertrain rigid body.

动力总成刚体惯性参数的精确确定是悬置系统设计的前提之一。

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The practice and the theory proved that powertrain mounting system design is self-contradictory. On one hand, mounting system needs to have the high rigidity to limit engine's movement.

实践与理论证明，发动机动力总成悬置系统设计存在矛盾，一方面为了限制发动机的运动，要求悬置系统具有较高的刚度；

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The track system trolley features a unique dovetail mounting design which securely holds the power unit base in position for maximum accuracy.

独特的雁尾槽设计，使得轨道系统牢固地托起动力单元座，使切割精度大大提高。

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Virgin Galactic recently signed a deal with the Houston company Nanoracks to design and build SS2's payload mounting system.

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Other noise reduction features include a quiet-operation windshield wiper motor, a sound insulation windshield design and a dual-isolated motor-mounting system.

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