Two lines are parallel in space provided that their respective projections on two projection planes are parallel._精华吧

Two lines are parallel in space provided that their respective projections on two projection planes are parallel.

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Two lines are parallel in space provided that their respective projections on two projection planes are parallel.

A.正确

B.错误

正确答案：正确

Tag：时间：2024-01-14 20:13:00

上一篇：The true length projection of a line appears in a projection plane that is parallel to the line。
下一篇：If a line is parallel to any line in a plane， the line is parallel to the plane.

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