radius of curvature of the earth
critical radius of curvature of
minimum curvature radius
curvature radius of channel
Curvature radius of junction
curvature radius of linear motion errors
curvature radius of peak crest r
mean radius of curvature
principal radius of curvature
Radius of curvature
曲半径
曲率半径
中心零炮检距射线
曲度半径
圆角半径
回转半径
radius of curvature in meridian
radius of curvature in prime vertical
Radius of curvature measurement
radius of curvature method
small radius of curvature
track radius of curvature
a deviation method of minimum subordinative degree