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- spatial difference method 空间差分
- The transient term is discretized by difference method and the spatial derivatives are employed by the DQM with equal spacing and non-equal spacing of sampling points. 将权重系数与热源为已知项，热传导系数为未知项，整理统御方程式后，以矩阵方式排列，以逆算矩阵，求得解答。
- It is true that there is temporal and spatial difference for weight and fibre quality of cotton bolls. 棉花生产中棉铃的重量及其纤维品质存在时空上的差异，这是客观事实。
- The nonlinear differential equations are solved using finite difference method. 用有限差分法求解非线性微分方程组。
- The buckling critical load is calculated with finite difference method. 用差分法求解这个方程，得到了连续油管的临界失稳载荷。
- Discuss the reason of this spatial difference from these aspects: vegetation community biodiversity,vegetation area,vegetation structure and so on. 初步研究发现:植被群落生物多样性、植被面积、植被结构等是造成这种差异的主要原因。
- Discuss the reason of this spatial difference from these aspects: vegetation community biodiversity, vegetation area, vegetation structure and so on. 初步研究发现：植被群落生物多样性、植被面积、植被结构等是造成这种差异的主要原因。
- The research of spatial difference of regional informatization is a proposition reflecting scientific spirit and humanistic concern. 区域信息化的空间差异是地域系统之间信息化的非均衡化的现象。
- Using limited difference method the stretching amount of a basin may be calculated. 通过有限差分方法解该方程可计算盆地的拉伸量。
- In this paper, difference method is used for solving tangential stress at the boundary on the basis of BEM. 本文在边界元法分析的基础上,用差分法计算边界切向应力。
- The way of using finite difference method to solve the dynamic response factors of a two dimension prob lem is shown. 同时还介绍了用有限差分法计算二维问题的响应系数的方法。
- He used different methods to test for allergies. 他用不同的方法测定变态反应性。
- The current flowing from the north west of the bay to Jiangjunmao in surface layer then outflowing the bay along Kemen channel and the eddy in south west of bay result in the spatial difference of average half-exchange period. 表层由西北湾顶流向将军帽附近海域并且顺着可门水道流出湾外的余流主流和将军帽西南部的涡旋造成湾水存留期的水平分布不均匀。 风场可以影响当地的海流，因此风场的差异也会影响水交换能力。
- By using a full-hidden finite difference method a numerical calculation was conducted of the above-cited model. 采用全隐式有限差分方法对模型进行了数值计算。
- Soil organic matter (SOM) distribution has obvious spatial differences as fertility index in grassland. 摘要作为草地土壤重要肥力指标的有机质，存在明显的空间差异。
- And by means of Oula difference method, the unified constitutive equations numerical solutions were also obtained. 采用欧拉差分法，得到了统一本构方程的数值解。
- Effects of Site Condition on Growth and Spatial Differences of Soil Nutrient in Populus simonii Carr. 与相似的文献。
- Theory of finite element method and finite difference method for BFIA are briefly discussed. 摘要简要分析了用有限元法和有限差分法计算下部钻具组合的理论。
- Two different methods, two different results. 两样做法， 两种结果。
- Record different methods of decorating a kite. 记录下装饰风筝的不同方法。
