1) computational instability
计算[的]不稳定性
2) computational instability
计算不稳定性
3) nonlinear computational instability
非线性计算不稳定
1.
In this paper,the concept,phenomena and mechanism of nonlinear computational instability of the nonlinear evolution equations in numerical weather prediction are discussed.
简述了数值天气预报问题中非线性发展方程的非线性计算不稳定性的含义、数值计算现象以及计算不稳定产生的机理 ,给出了克服非线性计算不稳定的一个有效方法——平方守恒格
2.
The comparative analysis for stability is carried out qualitatively and quantitatively for these schemes, and sum up thateasy to produce some things of nonlinear computational instability.
本文以一维非线性平流方程为模型，给出一个较普遍的差分格式（以往若于常见平流格式均为其特例），对格式进行定性和定量的稳定性分析与比较，总结出若干容易出现非线性计算不稳定的情况，特别强调了非线性计算稳定性与非线性发展方程解的性质和格式构造及初值形式的依赖关系，从稳定性的启发性分析侧面，揭示了非线性计算不稳定的特性和机理。
4) stability calculation
稳定性计算
1.
Discussion on the cross section types of high piers of bridge and stability calculation;
桥梁高墩截面形式探讨及其稳定性计算
2.
The paper introduces the manufacture and the model for stability calculation of the GFRP(Glass Fiber Reinforced Plastic) supporter of pneumatic roofborer, and provides scientific basis for opimum design of the supporter.
本文介绍气动锚杆钻机玻璃钢支腿的制作,并建立其稳定性计算的数学模型,为优化锚杆钻机支腿的设计提供科学依据。
3.
Based on the analysis of failure mode and stability calculation at Da-Gu Jian of Zi Gui town in Hubei province,it is possible that the high slope falls along the bed rock surface or collapses by soil mass.
通过对秭归县打鼓尖高切坡破坏模式的分析及稳定性计算,认为高切坡存在沿基岩滑动和第四纪垮塌的可能,结合工程地质条件和经济合理性,提出了相应的治理方案。
5) computational stability
计算稳定性
1.
Heuristic method approach to the computational stability analysis of finite-difference equations;
启示性方法用于分析有限差分方程的计算稳定性(英文)
2.
The computational stability of two kinds of general three time level schemes and two time level schemes are analyzed, a new method for judging the computational stability is given.
以最典型的非线性色散方程 Kd V方程为模型 ,着重讨论了两类较普遍的三时间层和二时间层差分格式的计算稳定性问题 ,给出了一种判定差分格式计算稳定性的新方法 ,数值试验证明是实用和有效的 ,得到的稳定性判据的确是保证差分格式计算的必要条件。
3.
Based on the forced dissipative nonlinear evolution equations for describing the motion of atmosphere and ocean, the computational stability of the explicit difference scheme of the forced dissipative nonlinear atmospheric and oceanic equations is analyzed and the computationally stable explicit quasi complete square conservative difference scheme is constructed.
从描述大气和海洋运动的强迫耗散非线性发展方程出发 ,对强迫耗散非线性大气和海洋方程组显式差分格式的计算稳定性进行了分析 ,构造了一类强迫耗散非线性发展方程的显式准完全平方守恒差分格式。
补充资料：计算
①根据已知数通过数学方法求得未知数：～人数 ㄧ～产值。②考虑；筹划：做事没个～，干到哪儿算哪儿。③暗中谋划损害别人：当心被小人～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条