• 用三空间有限元方法计算总振动固有频率比较准确的,但是耗费时间精力比较

    The results of three dimensions space FEM model calculation has been proved to be more accurate, but it consumes too much time and money.

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  • 地球所有物种都想去充分避免的。地球必须15,000振动进入光子能幸存

    Earth must be at an overall vibration of 15,000 strands in order to enter the photon belt and survive.

    youdao

  • 但是没有变化振动

    And you see that there's no change in the total vibrational energy.

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  • 晶体由于振动效应,使得沿平面层方向的格林乃森参量某些温度范围内出现负值一般晶体的格林乃森参量正值

    Second, for layer crystals the Grüneisen parameter along the plane may be negative for some temperatures because of vibration film effects, but for other crystals is positive always.

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  • 意思是说,振动相契合的。

    Which means vibrations are always matched.

    youdao

  • 利用辐射阻力矩阵振动面上速度矢量预报结构辐射功率

    The acoustic radiation resistance matrix is combined with the velocity vector on a vibration surface to predict the total sound power radiated from the structure.

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  • 给出了一新的计算振动传递信息方法

    Finally, a new kind of calculation method of total vibration transfer information is put forward.

    youdao

  • 控制振动结构体积速度降低结构功率振动能量一种有效策略

    Controlling the volume velocity of vibration plate has previously been shown to be a good strategy to reduce its overall sound radiation and vibration energy.

    youdao

  • 几乎所有初始振动态,得到的衰变宽度线宽测量外推数据低30%。

    Nearly all of the computed decay widths are consistently underestimated by about 30% than those extrapolated from linewidth measurements.

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  • 控制振动结构体积位移降低结构功率一种有效策略

    Controlling the volume displacement of vibration plate has previously been shown to be a good strategy to reduce its overall sound radiation at low frequency.

    youdao

  • 发动机各种故障引起个别气缸气体作用力减小,导致反倒力矩平衡性恶化,致使发动机横向摆动加大,出现怠速异常振动

    It is pointed that engines various faults can make the gas acting pressure lower in individual cylinders, lead to worsen the balance of gross overturn moment, and wobble the idling engine.

    youdao

  • 发动机各种故障引起个别气缸气体作用力减小,导致反倒力矩平衡性恶化,致使发动机横向摆动加大,出现怠速异常振动

    It is pointed that engines various faults can make the gas acting pressure lower in individual cylinders, lead to worsen the balance of gross overturn moment, and wobble the idling engine.

    youdao

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