在结构损伤识别的时域法研究中，数值积分的误差将直接影响反演参数结果的精度。
In study on structure damage identification in time domain, error of numerical integral will affect directly accuracy of parameters resulted from reversion.
文章给出了求解这类隐式互补问题的直接迭代法，并给出了数值结果。
The article presents the direct iterative algorithm for this problem and provides numerical results.
为此，笔者建立了基于直接约束法的接触算法，利用数值方法对密封条与车门之间的接触特性进行了分析研究。
Therefore, the contact algorithm is established based on direct restriction and the contact characteristics between the seal and the door are studied using numerical method.
对状态参量在新旧网格之间的传递提出直接插值法，减少了传递误差，并成功地用于法兰成形自适应数值模拟中。
For state variables transformation between the old meshes and new meshes, a direct interpolation transformation method is introduced which deduce the transformation errors.
在计算过程中，分别采用直接法和超单元法进行计算，并对计算过程和计算结果进行对比，从而说明了在对铣削加工数值仿真计算时采用超单元方法的有效性。
Form error distributes are illustrated to understand the machining quality and a comparison of computing time is given between the direct finite element method and the SE formulation.
但是里氏震级测量法不能给出一个地震的直接数值。
Richter scale measurements, however, don't provide a direct calculation of yield.
直接比较法使用关键因子从上市公司中选取可比企业，摘取可比数值计算出目标企业价值。
The direct comparison method utilize some key factors to choose comparable enterprise from listed companies, by which we can calculate the value of the target enterprise.
介绍了钻柱系统动力学模型以及其数值算法，对直接积分法中的NEWMARK法和HHT法的计算过程进行了详细的阐述。
Describes drill string dynamics system models and numerical algorithms. And describes the details of NEWMARK method and HHT method.
介绍了钻柱系统动力学模型以及其数值算法，对直接积分法中的NEWMARK法和HHT法的计算过程进行了详细的阐述。
Describes drill string dynamics system models and numerical algorithms. And describes the details of NEWMARK method and HHT method.
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