平均加速度

The accelerograms of some large earthquakes recorded by digital accelerograph s are used for analyzing the features of long period component of strong ground motion.

本文利用近20年国内外大地震时获得的数字强震仪记录分析强震动的长周期分量特性，给出了不同场地上的平均加速度反应谱及其拟合曲线。

Mean angular acceleration and the increment of angular coordinate as well as the first and second derivative of angular with respect to time is not only the physical quantities which often being used but also important physical quantities.

无限小角位移、有限大角位移、角速度、平均角速度、角加速度、平均角加速度和角坐标的增量以及角坐标对时间的一阶和二阶导数不仅是物理学中常用的物理量，而且也是很重要的物理概念。

The slope is the average acceleration of the cart.

这个斜率就是小车的平均加速度。

Find the magnitude of the average acceleration during the interval.

求在这段时间间隔内平均加速度的数值。

This development is based on the most widely used constant average acceleration method.

这项发展是基於开发一个和广泛被采用的等平均加速度积分法具有相同特性的外显示积分法。

The slope of the best fit line (coefficient "a2" in the Statistics area) is the average acceleration.

曲线中线性最好部分的斜率（统计区中的系数"a2"）就是平均加速度。

The solution of average acceleration adopts the elastic dynamic calculating model of Chapter 3 to improve the rigidity assumptions of Newmark method.

在求解平均加速度时，通过第3章的弹性动力计算模型对Newmark有限滑动位移法的刚性假定进行改进。

The explicit form of this method is very similar to that of the Newmark explicit method while its numerical characteristics are exactly the same as those the constant average acceleration method.

此新发展的外显式积分法其一般式和Newmark外显式积分法非常相似，然而，它的数值特性却完全与等平均加速度积分法一样。

In the system of two energy levels atom, based on the quantum theory and considering the effects of the outfield on the atom system, we can get the conclusion that the direction of external force is contrary to average acceleration, which conflicts with quantum Newton equation.

在二能级原子系统中，考虑外场对原子系统的影响，根据量子理论推导，容易得到外力与外力贡献的平均加速度方向相反的结论，这与量子牛顿方程相抵触，称之为佯谬。

Results: The attenuating rate of the peak value of acceleration at the heel of SYS-2 varied between 24.6 % and 85.8 %. The attenuating rate of average acceleration was from 34.2 % to 87.7 %, and the attenuating rate increased with the decline of pulse input width of the shock.

结果：舰艇防冲击鞋后跟部位加速度峰值的衰减率为24.6%～85.8%，平均加速度衰减率为34.2%～87.7%，衰减率随冲击输入脉宽的减小而逐渐增大。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。