垂线用英文怎么说

垂线的英文：
Vertical

• A line drawn perpendicular to another
  向一线引一垂线.
• To construct(a perpendicular, for example) from or on a given base.
  作一垂直线从某一给定基线建（如一条垂线。
• Draw a line perpendicular to the horizontal axis through the point
  通过这两直线的交点做横轴的垂线。
• A square has four 90-degree angles made by its four perpendicular.
  一个正方形由四个九十度的直角和四条垂线组成。
• Cause Analysis and Preventive Measures Concerning the Looseness of Jumper Suspension Clamp of 500 kV Zhao-Lao Line
  500kV照崂线跳线悬垂线夹松动原因分析及防范措施

• vertical integration.
  包括从生产到销售各个阶段的纵向联合。
• Apeak: In a vertical or almost vertical position or direction.
  垂直着(的);竖立着(的):处于垂直或几乎垂直的位置或方向。
• vertical sweep driver
  竖直扫描激励器
• A vertical section of fabric;a gore.
  编织品的垂直部分；三角形布
• It is made of a fabric with vertical ribs.
  它是用带纵条纹的布做的。