path path(ol.) =pathological; pathology. n. (pl. paths ) 1.(自然踏成的)路;路径;(马路边上的)人行道;(车子走不过的)小路;(竞走或自行车比赛的)跑道。 2.路线;路程;〔比喻〕(人生的)道路;(思想、行为、生活的)途径,方式。 3.【天文学】道,带。 approach path 【航空】进场航线。 moon's path 【天文学】白道。 path of a total eclipse 【天文学】全蚀带。 a path strewn with roses 撒满玫瑰的道路,安乐的一生。 a beaten path 踏出来的[走惯的]路;常规,普通方法。 break [blaze] a (new) path 开辟一条(新)路。 cross sb.'s path 碰见某人;挡住某人去路,阻碍某人。 set sb.on the right path 使某人走上正路。 path-breaker 开路人;闯将。 adj. -less 无路的,人迹未到的。
The exact process of 0 , 45 and 90 degree fiber placement path generation is showed in this paper 基于该思路,论文给出了0 、 45和90四种角度的具体铺丝路径生成过程。
( 2 ) an algorithm of tows number calculation is proposed . according to the distance between the points on the path and the nearby fiber placement path , the tows number is calculated on each point 首先等距相邻的铺丝路径,然后依据当前铺丝路径上各点与等距线的距离关系,求得该铺丝路径上各点处的丝数信息。
Firstly , disperses fiber placement path . secondly , finds the control point which is nearest to the dispersed point on the fiber placement surface . finally , acquires the fiber placement information of each control point 首先将铺丝路径离散,找到铺丝面上与离散点距离最近的点作为控制点,然后分别求得各控制点处的铺丝信息。
Firstly , fiber placement reference is introduced to define the placement angle . based on that , a series of points on fiber placement path are generated . finally , the fiber placement path is formed with these dispersed points 首先引入铺丝参考线来定义铺丝角度和任意角度铺丝路径,在此基础上求得铺丝路径上的一系列点,然后由这些离散点插值出给定角度的铺丝路径。
The optimization of fiber placement paths for composite around - parts is studied , and a triangle algorithm is presented which is easy to implement and can be used for the path generation of free form surface - parts . tow width control and shaping error control are also studied 4 .提出了用于封闭壳体构件的纤维铺放轨迹规划的三角形法,具有通用性强、计算简便的特点;并讨论了纤维铺放的成形精度与丝宽控制方法。
The fiber placement cad is one of the key fundamental technologies in fp . fiber placement path generation , tows number calculation and fiber placement information acquisition of fiber placement cad are investigated deeply in this paper . the main contents are listed as follows : ( 1 ) fiber placement path planning is researched and a fiber placement path generation algorithm is designed to meet the requirement for arbitrary placement angles 自动铺丝cad技术是自动铺丝中的关键基础技术,本文对这一领域的相关问题进行了探索,深入研究了铺丝路径生成、丝数求取以及铺丝信息生成等技术,主要研究工作总结如下: ( 1 )研究了自动铺丝的路径规划技术,提出了一种自动铺丝路径生成算法。
Illustrated by a tensile composite plate with an open hole and a pin - loaded hole , fiber placement path planning of the fully - steered ply is studied . the optimization of fiber placement paths for composite plate - parts is studied , two kinds of algorithm are brought out to meet different requirements of base - line - path 3 .将层合板的加强层纤维铺放路径优化方法推广应用于曲面板类复合材料构件的纤维铺放轨迹规划,并根据不同基准铺放路径数目提出了两种纤维铺放轨迹密化算法。