[GridJsWorkbook.CalculateEngine field 计算引擎的自定义实现，如果要进行自定义计算，需要设置并实现 public static GridAbstractCalculationEngine CalculateEngine; 也可以看看 class GridAbstractCalculationEngine class GridJsWorkbook 命名空间 Aspose.Cells.GridJs 部件 Aspose.Cells.GridJs]
