pitch line

英 [pɪtʃ laɪn]

美 [pɪtʃ laɪn]

（齿条）节线；齿距线；中心线；分度线

机械

双语例句

• Their point of tangency is called the pitch point, and since it lies on the line of centers, it is the only point at which the tooth profiles have pure rolling contact.
  大小齿轮的接触点称为节点，由于节点位于中心线上，因此节点是齿形轮廓线上唯一做纯滚动接触的点。
• Research on Subsection Cubic Spline Fit of Non-circle Gear Discrete Pitch Line
  非圆齿轮离散节曲线的分段三次样条拟合研究
• The result of the study indicated that this large area wind-hail strong convection weather system was aroused by one MCS and controlled by the northeast low vorticity. It was in advantaged large circumfluence background of upper-air pitch trough along with surface convergence line.
  结果表明：该次大范围风雹强对流天气系统是在东北低涡下，高空前倾槽与地面辐合线有利的大环流背景下，一个中尺度对流系统MCS影响所致。
• This article introduces the design idea and experiences in innovating process of bi-directional HFC network, the design ideas of light pitch point, the optical cable skeleton line and the assignment network.
  介绍了临钢双向HFC网络的改造过程中的设计思路及经验，光节点、光缆干线及分配网络的设计思路。
• A Study of Pitch Marks between Sleeve Cap Line and Armhole Curves
  袖山与袖窿对位点的研究&兼论衣袖与衣身的对格
• If regards each part as the pitch point, and draw a line in two parts that are semantically relate to another one, then we obtained a connection network.
  如果把各个部分视为节点，并在两个有语义联系的部分之间引一条边，那么我们就得到了一个关联网络。
• The screw pitch Pt, as an important physical parameter of ferroelectric liquid crystals can be determined using an artificial disclination line.
  利用人为制造的Disclination线来确定铁电液晶的一个重要的物理参数螺距P。
• She swallowed his sales pitch line hook, line and sinker.
  她完全相信他的一套推销商品的话。
• It can pitch nose-up or down about an imaginary line stretching from wing-tip to wing-tip& its lateral axis.
  它可以绕着一个从左翼尖连到右翼尖的虚轴来完成俯或仰，这个轴就是横轴。
• In this paper, the design principle for the pitch line of noncircular chain wheel is researched according to the principle of envelope.
  本文根据包络法，研究了非圆链轮节曲线的设计原理；