contour survey मीनिंग इन हिंदी

उदाहरण वाक्य

1. He said when Olympia first took over, basic data had to be re-established and a new contour survey had to be done.
2. The playground is not indicated on the 1922 South Brisbane City Council Sewerage Detail Plan of the area, nor on a 1949 contour survey of the park.