计算时间

Firstly, in order to measure the algorithmic scalability and the parallelization scalability of a iterative method, a suit of scalability analysis approach is presented.

该方法从算法可扩展和并行可扩展的两个角度，衡量它们对并行计算时间的贡献。

To reduce the computation complexity, we further parallelize the CWGA algorithm, called Directly Maximum Weight Coverage.

为了探讨其降低演算法计算时间的可能性，我们试著让演算法平行处理，把它称作DMWC(Directly Maximum Weight Coverage)。

Simulation results show that the proposed method has good performance in time delay predictation of networked control systems, and the plant output can trace desired output effectively.(2)By combining node buffer queuing management and adaptive predictive control, a novel approach on predictive control of NCS is proposed.

在本方法中，使用了直接辨识控制器参数的自适应预测控制算法，该算法不需要在线求解Diophantine方程，减少了计算时间，较好地保证了NCS的实时性；在此基础上，又进一步提出了一种改进型的自适应预测控制算法，不仅避免了在线求解Diophantine方程，并且也不需要进行矩阵求逆运算，使算法的实时性大大提高。

In order to investigate the basic heat transfer characteristics of the platelet regeneratively cooled thrust chamber, the second chapter focussed on the developed flow and heat transfer in the long straight regenerative cooling channels with rectangular sections.

为了解层板再生冷却推力室在传热上的基本特征，第二章重点研究流动和热充分发展的矩形截面长、直再生冷却通道内的传热问题，建立了层板再生冷却推力室二维流固耦合传热过程的数理模型，采用通用形式控制方程描述冷却剂紊流传热和通道材料内导热的共轭传热问题，从而避免了流-固区域之间的反复迭代，大大缩短了计算时间。

The numerical tests of IEEE standard example have shown that the proposed method has excellent convergence characteristics and more better robust, successionally analyzed and explained the results of algorithm.

通过对IEEE标准算例进行验证，说明了本方法具有数值稳定性好，收敛速度快，计算时间短的特点，足以满足工程实践的需要，算例分析结果是令人满意的。

Using digital signal processor can reduce the calculating time. Since the control pulses of axes are synchronistical during timer interrupt periods, the interpolating trajectory are significantly improved.

利用数字信号处理器进行三次B样条曲线实时插补，可缩短插补计算时间；通过设定DSP的定时器中断来实现各轴控制脉冲的发送，可实现最大限度地减少折线状的插补轨迹的目的。

When the simulation and optimization of large-scale chemical processes is wede,the computational time is enormous because of the large scale of the system.

在求解大规模化工过程模拟与优化问题时，由于系统规模巨大，导致耗费大量的计算时间。

We can measure time in accordance with the position of the sun.

根据太阳的位置是可以计算时间。

It is apparent that using mechanism for handling the discontinuities is better than ordinary method for saving computational time.

数值算例结果表明，采用间断处理后的数值算法较原算法相比可以较大程度地节省计算时间。

This takes about 27 ms, which dwarfs the calculation time.

这大约需要27毫秒，而相形见绌的计算时间。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷