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如何理解长对正宽齐平高相等
更新时间: 2020-09-24 00:00:00  

在学习利用平行投影法求的三面投影图时,物体的三个面与投影有长对正宽齐平高相等的规律。

长对正:正立面和水平面投影的长度对正。长度,指左右方向的长度。

宽相等:水平投影图和左视图的宽度相等。宽度,指水平投影的进深长度。

高齐平:正立面和左视图的高齐平(相等)。

关键词: 如何 理解 相等

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