反应釜配有安全阀，安全阀采用爆破膜片，爆破数值误差小，瞬间排气速度快，安全可靠。
The reaction kettle equipped with safety valve, that used of blasting diaphragm, blasting by blasting numerical small error, instantly exhaust fast, safe and reliable.
通过CFD的方法能够对问题进行细致的研究，但是要求单位波长上包含大量的网格点来从数值误差中识别声波。
With the aid of CFD, the problem can be studied in detail, but this requires a very large number of points per wavelength to distinguish the wave form numerical errors.
最后通过与精确解之间的数值误差和误差图像曲线的比较，验证了所提方法在矩阵微分方程数值解应用中的可行性和有效性。
Finally through a comparison of numerical error and error images, proves that the feasibility and effectiveness of the methods for the numerical solution of the matrix difference equations.
在应用这种方法时，利用状态转移矩阵来产生无推力段的约束，减少了数值方法的误差。
When using the method, state transfer matrix is applied to produce the constraints, which can reduce the error from numerical method.
考虑到有机体的生存环境通常存在许多不确定因素，我们用系综平均的方法给出准物种和误差阈的数值模拟。
Considering various uncontrollable factors in the living environment, we use the ensemble average to give the simulation of quasi-species and error threshold.
在算法实现过程中，选择数值稳定性高、误差可以控制、计算工作量少和尽可能节省内存空间的算法。
In the course of algorithmization, we should select arithmetic with high numerical stability and controlling error and computational effort little and saving memory space.
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.
给出了一种流动数值模拟中的基于误差估算的并行网格自适应有限元算法。
We present a parallel mesh adaptive finite element algorithm for numerical simulation of flows based on error estimation.
但对于精密注塑件，或者制件很薄，这种误差则会对数值分析产生影响。
However, the error does affect the simulation for the precise or very thin injection-molded parts.
实验结果表明，跟踪误差渐近地减小到允许的数值范围，所提出的跟踪轨迹规划方法是有效的。
Experimental results show that the tracking error is gradually reduced to the range of small permitted value and the presented planning method is valid.
给出了递推和采用加权因子两种有效方法，减少了数值计算中的误差。
Two effective methods, recurrence calculation and weighting factor, are given for reducing errors in numerical computations.
用新公式计算的数值与试验数据进行了比较，同时还对公式的误差进行了分析。
The calculated values from the new formula are compared with the experiment data, the error analysis was carried out.
研究领域：高精度数值模拟方法及其误差估计理论、碳/碳复合材料力学行为研究、编织复合材料力学行为研究等。
The research fields have high precise numerical simulated method and its error estimate theory, the mechanical behavior of carbon/carbon composites, the mechanical behavior of braided composites, etc.
同时，对这种离散格式的截断误差给出了简单的数值分析。
In addition, a brief numerical analysis to the error of this discrete scheme is given.
因此，研究不能被B -理论覆盖的刚性问题的数值方法误差性态是重要而有意义的。
Therefore, it is important and meaning that studying error behaviors of numerical methods for stiff problems which can't be covered by B-theory.
分析了数值计算引起的误差原因及其所提及的两种物理模型的工程应用价值。
At last, reasons which will bring numerical calculation error are indicated, engineering importance about the two physical models are presented.
为了克服理想匹配层的差分误差，减少计算开销，提出数值匹配条件。
Numerical matched condition is proposed to overcome the difference error and to reduce the computational expense of PML.
基于中间点的渐近性质，获得了数值积分的校正公式及其条件误差估计。
Then Based on the asymptotic properties of the intermediate point, corrective formulas of numerical integral and its conditional errors are obtained.
传热反问题数值解误差的准确评估一直是制约它应用于工业测量的一个难点。
Accurate assessment of error in numerical solution is always a difficult part for the inverse heat conduction problem which restricts its applications in industrial measurements.
计算结果证明，当采用非均匀圆柱坐标系下FDTD法计算时，圆柱坐标系下网格波阻抗可以较准确地计算由于网格尺寸不同造成的数值反射误差。
The results showed that MWI in cylindrical coordinates can be used to accurately calculate the numerical reflection error caused by different mesh increments in non uniform FDTD.
不考虑天文潮汐可能是1998年欧洲中期数值预报产生较大误差的重要原因。
The important cause that ECMWF medium-term numerical forecast made errors in 1998 is that astronomical tide is not included in the model.
这里采用矩阵法建立了转台各个支路的位姿变换关系，提出了求解转台误差的数值方法，通过实例对该方法进行了验证。
The matrix approach is used to establish each branch's position and pose transformation relation, and a numeric method to solve the platform's error is presented, which is tested by an instance.
新计算公式与计算机数值算法比较，相对误差较小，且适用范围大，可供有关工程人员参考使用。
As compared with computer numerical arithmetic, the new formula has smaller relative error and broader application scope.
但时间步长不再受稳定性条件的限制，只需考虑数值色散误差对其取值的制约。
A remarkable advantage of the proposed method is that the Courant stability condition can be totally removed, and the time step size is limited only by the numerical dispersion errors.
对计算机浮点数算术运算的舍入误差进行分析，是对数值计算方法作误差分析的基础。
To analyze the rounding error of calculator floating-point Numbers arithmetic operation is the foundation of numerical calculation method's error analysis.
根据冲击电流计测直螺线管磁场的实验电路原理，利用数值计算方法，对减少测量的系统误差进行了理论分析。
According to circuit principle of the experiment of measuring magnetic field in straight solenoid by impact galvanometer, theory analysis on reducing system error is done by using numerical method.
通过数值模拟，得到了随机相位误差对不同啁啾量的线性啁啾光纤光栅的影响。
With the help of computer simulation, the effects of random phase errors on the fiber Bragg gratings with different chirps are compared.
计算结果和测定值的旋光方向完全一致。 旋光度数值都在可接受的误差范围内。
The values of calculation are nearly consistent with that of determination, the deviations are within accepting error and both rotatory directions are completely consistent.
提出了归一化实数值编码的遗传算法，建立了圆锥度误差的数学模型，并运用归一化实数值编码的遗传算法进行求解。
It proposed genetic algorithms with canonicity real number encoding, established the math model of cone error and calculated it with genetic algorithms of canonicity real number encoding.
提出了归一化实数值编码的遗传算法，建立了圆锥度误差的数学模型，并运用归一化实数值编码的遗传算法进行求解。
It proposed genetic algorithms with canonicity real number encoding, established the math model of cone error and calculated it with genetic algorithms of canonicity real number encoding.
应用推荐