悬链线的

Look, under the square wheel, there is a curved line, which is called catenary in mathematics.

你看，方轮下面的路线是一条曲线，这条曲线在数学上是一条悬链线。

Look, under the square wheel, there is a curved line called a catenary in mathematics.

你看，方轮下面的路线是一条曲线，这条曲线在数学上是一条悬链线。

Based on the summary of the others researches,the applied calculation methods of the lateral stability of catenary single rib hingeless arch that carried the vertical loadings were analyzed.

在总结前人研究成果的基础上，重点探讨了悬链线单肋无铰拱在竖向荷载作用下，横向稳定影响的实用计算方法。

Firstly, based on the catenary cable element model, a new compatible equation which reflects the relationship between the unelongated cable length and its tensile foce, is put forward.

本文首先基于悬链线解析解推导了一种反映索原长和索力之间关系的索元协调方程式，以及适用于动力松弛法找形分析的索元弦向刚度表达式。

The factors influencing fire-resistant capacity were analyzed from following aspects, catenaries action, type of load, load size, stiffener thickness and the ratio of shear plate thickness to beam web.

对连接耐火性能的影响因素进行了分析，研究了悬链线作用、荷载类型、载荷大小、加劲肋厚度及剪力板与腹板厚度比对梁耐火极限的影响。

It is pointed that the parabola method is straightforward, but the results are relatively coarse, and the catenaries method is relatively complicated, but the results are precise, which takes into account all-around factors.

结果发现：抛物线法比较简单，但计算结果比较粗略；分段悬链线法考虑因素比较全面，计算相对复杂，但结果比较精确；对于空缆线形竖向坐标值两种方法的误差为0 739%，无应力索长计算两种方法的误差仅为0 31%。

Took Sanchaji suspension bridge in Changsha as a case study, based on different hypothesis, two methods were deduced, the parabola method of cable gravity distributing uniformly along the span, and the catenaries method of gravity distributing equally along the curve.

以长沙市三汊矶湘江大桥为工程背景，对自锚式悬索桥的主缆线形及无应力长度的计算方法进行了研究，推导出两种基于不同假定下的主缆线形及无应力索长的计算方法：假定主缆自重沿跨径均布的抛物线法和假定主缆自重沿弧长均布的分段悬链线法。

The design of the main tasks was based on the new norms on the catenary arch bridge upper box structure design.

本设计的主要任务是依据新规范对悬链线箱形拱桥上部结构进行设计计算。

The mooring force on buoy is calculated in use of the catenary's theory and B-Spline functions fitting, then the motion equation is solved in time domain.

具体方法是通过悬链线理论和B样条拟合求得浮筒所受的锚链力，然后求解结构的时域运动方程得到结构物的运动响应和锚泊系统的内部应力。

Testing of glass; determination of catenary of glass rovings and multiple wound glass filament yarns

玻璃的检验。织物玻璃丝粗纱和多股缠绕玻璃长丝悬链线

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。