Liens
[1] https://sti.eduscol.education.fr/utilisateurs/cnr-cmao?node=2941
[2] https://sti.eduscol.education.fr/system/files/images/concours-examens/2941/2941-robinet-soupapes-su.png
[3] https://sti.eduscol.education.fr/sites/eduscol.education.fr.sti/files/concours-examens/2941/2941-robinet-soupapes-su-doc-0.zip
[4] https://sti.eduscol.education.fr/sites/eduscol.education.fr.sti/files/concours-examens/2941/2941-robinet-soupapes-su-pdf-0.zip
[5] https://sti.eduscol.education.fr/sites/eduscol.education.fr.sti/files/concours-examens/2941/2941-robinet-soupapes-su-sw-0.zip
[6] https://sti.eduscol.education.fr/sites/eduscol.education.fr.sti/files/concours-examens/2941/2941-robinet-soupapes-su-pdf3d-0.zip