所谓apex点是指过弯线路中最接近弯心的那点。
APEX is that the so-called cornering lines closest to the center of that point bending.
针对开口薄壁截面梁的剪流和弯心坐标的复杂计算问题，导出了简便计算公式。
A simple calculation expression of the shearing flow and the coordinates of bending center is introduced for the thin-walled beam with open section.
从而突破了弯心不共线薄壁杆件体系计算困难的问题，显示了这种计算方法的优越性。
Some difficulties in calculation of thin-walled structures with "plane bending theory" and "constrict twist theory" are overcome, showing the advantages of this method.
他的定制拉力场景穿过白雪皑皑的丛林，在这里我们几乎没走过直线，总是从一个弯心滑向另一个弯心。
We're never straight, always sliding out of this apex or toward that one, on his custom-made stage through the snowy forest.
就国内现有的薄壁钢梁弯扭失稳理论进行了分析，从薄壁杆件的一般理论出发，推导出荷载过截面弯心并与主轴平行的受弯钢梁的临界弯矩公式。
On the base of the general theory of thin-walled members, we deduce a new critical moment formula of steel beam under transverse loads which pass the shear center and parallel to the main axis.
结合示例介绍了用动态坐标法直接计算薄壁构件的空间变形，并将其用到弯心不共线的薄壁梁的计算分析中，给出了相应的单元柔度矩阵和力法求解过程。
The thin-walled element with different shear-centers on one section is analyzed and calculated by this method as well, then, the element flexibility matrix is presented.
结合示例介绍了用动态坐标法直接计算薄壁构件的空间变形，并将其用到弯心不共线的薄壁梁的计算分析中，给出了相应的单元柔度矩阵和力法求解过程。
In this paper, the calculation of the space deformation of thin-walled element by "dynamic coordinate method" is explained in detail through an example.
绿豆子厉由单心皮构成，1室，有9—13个弯生胚珠着生在边缘胎座上。
Green Grams ovary consists of singe carpel, one locule, cantaining 9—13 campylotropous ovules bearing at the marginal placentation.
随着列车提速和客运专线的建设，道岔的设计也由静态设计向动态设计转变，弹性可弯尖轨及心轨的扳动力及不足位移是道岔设计中的关键问题。
The model of switch calculated is built aiming to number 42 double arm elastic bending point rail, system analysis is made for switching force and inadequate displacement.
随着列车提速和客运专线的建设，道岔的设计也由静态设计向动态设计转变，弹性可弯尖轨及心轨的扳动力及不足位移是道岔设计中的关键问题。
The model of switch calculated is built aiming to number 42 double arm elastic bending point rail, system analysis is made for switching force and inadequate displacement.
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