While this global configuration may avoid going through fairly large fact tables and improve performance in many cases, you may encounter scenarios where the dimension tables are also fairly large.
很多情况下，这两项全局配置也许不会对相对较大的事实表起作用，并提升性能，您也许会遇到维度表也很大的情景。
Grinding wheel method has to be taken to avoid deformation during rework for think thickness material or strict dimension requirement parts.
对厚度较薄或要求外形尺寸严格的产品，返修时应采用砂轮打磨等方法，以防变形。
In order to avoid a singular solution, we keep the dimension of the truss for a given topology unchanged by giving the truss member to be removed a tiny cross-sectional area.
为了避免结果奇异，在优化过程中，给被删去的构件一个微小的截面积，使一个给定的拓扑组的结构维数保持不变。
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