用AddDimAligned方法创建对齐标注。要编辑或查询对齐标注，使用以下方法和属性：

方法 ArrayPolar ArrayRectangular Copy Delete GetBoundingBox GetExtensionDictionary GetXData Highlight IntersectWith Mirror Mirror3D Move Rotate Rotate3D ScaleEntity SetXData TransformBy Update

属性 AltRoundDistance AltSuppressLeadingZeros AltSuppressTrailingZeros AltSuppressZeroInches AltSuppressZeroFeet AltTextPrefix AltTextSuffix AltTolerancePrecision AltToleranceSuppressLeadingZeros AltToleranceSuppressTrailingZeros AltToleranceSuppressZeroFeet AltToleranceSuppressZeroInches AltUnitsFormat AltUnits AltUnitsPrecision AltUnitsScale Application Arrowhead1Block Arrowhead1Type Arrowhead2Block Arrowhead2Type ArrowheadSize DecimalSeparator DimensionLineColor DimensionLineExtend DimensionLineWeight DimLine1Suppress DimLine2Suppress DimLineInside Document ExtensionLineColor ExtensionLineExtend ExtensionLineOffset ExtensionLineWeight ExtLine1Point ExtLine2Point ExtLine1Suppress ExtLine2Suppress Fit ForceLineInside FractionFormat Handle HasExtensionDictionary HorizontalTextPosition Hyperlinks Layer LinearScaleFactor Linetype LinetypeScale Lineweight Measurement Normal ObjectID OwnerID PlotStyleName PrimaryUnitsPrecision Rotation RoundDistance ScaleFactor StyleName SuppressLeadingZeros SuppressTrailingZeros SuppressZeroFeet SuppressZeroInches TextColor TextGap TextHeight TextInside TextInsideAlign TextMovement TextOutsideAlign TextOverride TextPosition TextPrefix TextRotation TextStyle TextSuffix ToleranceDisplay ToleranceHeightScale ToleranceJustification ToleranceLowerLimit TolerancePrecision ToleranceSuppressLeadingZeros ToleranceSuppressTrailingZeros ToleranceSuppressZeroInches ToleranceSuppressZeroFeet ToleranceUpperLimit TrueColor UnitsFormat VerticalTextPosition Visible

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