1)linear equating,直线等化2)oblique line with equal dip angles to the planes of projection,等倾直线3)equidistant line,等距直线4)uniform line array,等距直线阵5)non-telescoped line,等直径管线6)perpendicular at midpoint,垂直等分线
用法例句
Through proof and using geometric methods, this paper presents some conclusions about orthographies, projective characteristics and position in space of oblique line with equal dip angles to the planes of projection.