1) secondary-unit
二次单元
2) quadratic inharmonical element
二次非协调单元
1.
According to the numerical discrete character of indirect boundary element method, quadratic inharmonical element may be used for efficiently solving the problem of corner region and indetermination of normal direction of boundary point in numerical process.
由于间接边界元方法的数值离散特性，应用二次非协调单元简便可行地解决了数值计算中的角域问题和边界点法向取值不确定问题。
3) quadratic isoparametric element
二次等参单元
1.
In this method ,the whole area is divided into many quadratic isoparametric element by means of finite element method,then the contour line in each isoparametric element is generated, thus the whole contour is assembled.
本文提出了一种基于二次等参单元的等值线图生成算法 。
4) single-node quadratic element
单节点二次元
1.
A single-node quadratic element (SNQE) is proposed in this work.
提出一种新的边界单元 :单节点二次元 。
5) quadratic boundary element
二次边界单元
1.
Internal forces of elastic structures are calculated by using three-node quadratic boundary element method in which displacement and traction at elastic structures boundary are more accurately depicted.
采用更精确地反映弹性结构边界上的面力分量和位移分量的三结点二次边界单元法求解弹性结构在边界上的位移和面力。
6) secondary seal unit
二次密封单元
补充资料：输出反馈(见线性二次型次优控制)
输出反馈(见线性二次型次优控制)
output feedback
3h日c卜口fon以以{输出反馈型次优控制。(output王eedbaek)见线性二次
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