1) composite pyramid element
组合四角锥单元
1.
The formulation for the composite pyramid element has been presented.
在分析组合网架结构主要受力特点的基础上提出了一种简化计算方案，建立了组合四角锥单元计算公式。
2) quadrilateral composite Finite element
四边形组合单元
3) tetrad
[英]['tetræd] [美]['tɛtræd]
四单元组
4) four-place combination
四元组合
1.
The four numbers, selected arbitrarily from the integer number 1 to 13, construct a four-place combination, and the numbers can be reused.
从1到13这13个正整数中任意取四个(可以重复),构成一个四元组合。
6) combined element
组合单元
1.
In order to simplify the work of pre-process in finite element analysis of large scale bolted rock discontinuities,a combined element model of bolted rock discontinuities is presented based on the displacement interpolation function of discontinuity element and the stiffness matrix of bolt element.
为了简化大规模加锚岩体结构面有限元分析的前处理过程,通过结合结构面单元的位移插值函数和虚拟锚杆单元的刚度矩阵,提出了加锚岩体结构面组合单元模型。
2.
Since pre-stressed concrete box girders usually have a large number of curve pre-stressed tendons,a type of combined element is presented to simulate the prestressed tendons of box girders,and then the number of elements can be significantly reduced.
由于预应力混凝土箱梁中通常存在大量曲线预应力钢筋,提出一种组合单元,并用该单元模拟箱梁中的预应力钢筋,该方法可使结构分析时单元数量大大降低。
补充资料：单元组合仪表
由若干种具有独立功能的标准单元组成的一套调节仪表。见电动单元组合仪表、气动单元组合仪表。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条