linear led dynamic display system based on linetype array, which is the effect of persistence of vision, is manufactured.
研制一种利用人眼视觉暂留效应的线阵led动态显示系统。
from the viewpoints of newton-raphson iterating method, linetype change stiffness of cable is deduced based on segmental catenary theory.
以分段悬链线理论为基础,从牛顿-拉斐逊迭代法出发推导了悬索的线形变化刚度。
a new method of user-defined linetype is put forward to design linear symbol. this method can solve the drawing problems and improve the drawing speed.
针对地图线状符号中的需求,提出了利用自定义线型设计线状符号的新方法,以解决常规线型符号绘制的问题。
in the process of the linetype control analysis of the construction stage, the axis of the arch rib keeps round the ideal arch axis all the time.
施工阶段线型控制分析过程中,拱肋轴线始终在理想拱轴线附近。
a linetype base and a pattern base are made in the free design to guide the process of producing packaging cartons.
在自由设计中,为了能够指导包装纸盒各生产工艺流程,开发了线型库和图形库。
linetype change stiffness of cable and slip stiffness of supporting points are deduced based on segmental catenary theory.
以分段悬链线索理论为基础,推导了悬索的线形变化刚度和悬索支点的滑移刚度;
the linetype precision of the finished bridge is far higher than that of the specification requirement.
成品桥线型精度是远远高于的规格要求。
wide-curved bridge is one type of bridges often used on interchanges for recent years. further research on exact calculation is needed, and correct construction control affects linetype greatly.
宽弯桥是近几年来立交桥上使用较多的一种桥型,精确的计算有待进一步研究,正确的施工控制工作对线形影响很大。
based on the shape, complex linetypes according with 《mining cartography standard》 is worked out, which solves the key problem of the linetype in mining cad.
研究了采矿cad中形与形文件的制作 ,以此为基础设计出了符合《采矿制图标準》的复杂线型 ,解决了采矿cad专用线型的关键问题。
five fe models are developed based on different treatment of main modeling factors, including girder, cable saddle and linetype of main cable.
分别对加劲梁、塔顶鞍座、主缆线型等建模因素采用不同模型进行了有限元建模。
some effective measures were presented to solve bigger prestress loss of mid span in overlong frame and it is suggested that prestressed reinforcement with curve linetype …
在次梁与板中为有效利用无粘结预应力筋,建议在板厚许可的情况下尽量采用曲线形预应力筋。
based on variable weight synthesis principle, a cable tension and linetype state assessment model of cable-stayed bridge was established.
基于变权综合原理,建立斜拉桥索力、线形状态评估模型。
firstly, parabola theory, a traditional calculation theory of linetype for suspension bridge, is introduced.
首先,本文介绍了主缆线形计算的传统抛物线理论;