div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: curvas de nivel src=https:reader036fdocumentsecreader036viewer2022083006563db97b550346aa9a9dbd2bhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divp7172019 curvas de nivelp phttp:slidepdfcomreaderfullcurvas-de-nivel-568fe96493c8e 11pdiv