| EXAMPLE SENTENCES | ||
|---|---|---|
分析了圆锥轴线为正平线时，在水平面投影图中轮廓线的投影。 The H-project of a cone whose axis is parallel to V-plane is analysed. | ||
行喉部手术时，这些定位投影线和投影点可以作为设计手术径路提供形态学基础。 When the laryngeal operation, these projective marking lines and spots are the morphological basis for designing the technique of laryngeal operation. | ||
并讨论相贯线在水平（H）面，侧立（W）面，正立（V）面上的投影线。 The projecting lines are discussed by using the line of intersection in horizontal ( H ) plane, profile ( W ) plane and frontal ( V ) plane. | ||
斜投影是投影方向倾斜于投影面的一种平行投影。 An oblique projection is a sort of parallel one inclining to the projection plane. | ||
以专门设计的平面与单眼视力系统的目标，参考点的投影线内置。 Taking the specially designed planar target with the monocular vision system, the projection line of the reference points is built. | ||
楔形投影是以过该点纬线所在平面与椭球短轴交点为投影中心作中心投影。 Sphenoid projection, a projection has more projective centers which are the crossing points intersected by minor axis of the ellipsoid and the parallel planes. | ||
导出了线元切向量的变形方程以及拉伸轴在极射赤面投影图上位置变化计算公式。 The purely kinematical equation for the tangent vector of a line element is derived. | ||
通过投影棋盘格模式图，再由相机捕捉，来获取投影表面的几何信息反馈。 We project the checkerboard pattern, and capture by camera to get the geometric information feedback. | ||
球面上共焦点之椭圆、双曲线，在球心投影中仍投影成共焦椭圆、双曲线。 The cofocal ellipse and hyperbola of spherical surface will also be projected into the cofocal ellipse and hyperbola in gnomonic projection. | ||
三千年了，时光的投影可曾凝固？ Already 3000 years passing, has time's shadow been frozen ever? | ||
