The influence coefficient matrix of the linear axisymmetric triangular element and the input vector expression are derived.
推导了轴对称线性三角形元的影响系数矩阵和输入向量公式；
Then a vector expression which can compensate the first- and second-order PMD at the same time is derived by using the PMD vector of PMF.
该文首先从理论上导出了保偏光纤的偏振模色散矢量表达式，此表达式是由保偏光纤参数决定的。
In this paper, the author gives the vector expression of the symmetric figure for a point, a straight line and a plane, and its application.
本文给出了点、直线、平面相互间对称图形的向量表达式及其应用。
Objective to establish an expression system of human II CD74 extracellular fragment by insect baculovirus vector expression system in insect cells.
目的建立昆虫杆状病毒表达系统表达人II型CD 74胞外端片段的技术平台。
Vector expression is adopted in analyzing the relation between off-axis parabolic parameters and collimation property.
采用矢量的方法，分析了离轴量等参量和准直性能之间的关系。
Vector expression is adopted in analyzing the relation between off-axis parabolic parameters and collimation property.
采用矢量的方法，分析了离轴量等参量和准直性能之间的关系。
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