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使用文字、尺寸标注、标注引线与注解点。
尺寸标注平行于当前工作视窗的工作平面而创建，结合尺寸标注和物件锁点以创建精确的尺寸标注值。
尺寸标注类型控制尺寸标注如何显示，例如，尺寸标注文字位于尺寸标注线上方还是尺寸标注线内部，尺寸标注线的端点显示为箭头、斜线或圆点， 尺寸标注的文字为小数、分数或英尺和英寸。
Create annotation text.
Draw an annotation dot that stays parallel to and sizes with the view.
Convert Dot objects to either points or text.
Draw horizontal or vertical linear dimensions.
Draw a linear dimension lined up with two points.
Dimension the angle between two lines.
Dimension the area of a closed curve, surface, mesh, or hatch.
Dimension the length of a curve.
Dimension the diameter of a curve.
Dimension the x- or y-distance from a base location.
Dimension the radius of an arc or circle.
Draw a linear dimension that is rotated from the x-y axis.
Dimension the angle between two planes.
Specify the current dimensions style.
Draw an annotation leader with attached text.
Create or remove an arrowhead on a curve.
Return dimension text to its default location.
Import dimension styles into the current document.
管理尺寸标注的各种属性设定。
请参考
Open a text notes window.
Draw text-shaped curves, surfaces, or polysurfaces based on TrueType fonts.
