对面的曲面积分
surface integrals with respect to area
对坐标的曲线积分
line integrals with respect to x，y，and z
line integrals with respect to x
Y
and z
重积分的对称性质
symmetric properties of n-fold integrals
等温曲面坐标
isothermal surface coordinates
第三类面积坐标
the third version of area coordinate
三角形面积坐标
triangular area coordinate
triangular area coordinates
四边形面积坐标
quadrilateral area coordinate method
quadrilateral area coordinate
quadrilateral area coordinates
quadrilateral area coordinate (QAC) method
室内楼面面积的最低编配标准
minimum internal floor area allocation standard
基于超曲面的分类方法
hyper surface classification
classifying method based hyper surface
微分方程的积分曲线
integral curve of a differential equation