@@jean-louisferrarini6721 thanks doctor for Your reply💙💙. I know that my comment is silly., but I have Exam in corrosion Module related to petroleum as I study petroleum enginerring and all videos in french and indian langue and I do not know both. So I am really sorry 🙏🙏
merci,je comprend beaucoup mieux avec vous qu'avec mon prof !
paroles très fluides et facile à comprendre
Merci !
au top merci !
merciiiiiiiiiiiiii infiniment
ph =7 et calcul E et designe droit
all videos for corrosion in France langues , is corrosion happen only in pairs or what ?hahahaha
corrosion on the Eiffel tower is quite a problem indeed ! hahaha ...
@@jean-louisferrarini6721 thanks doctor for Your reply💙💙. I know that my comment is silly., but I have Exam in corrosion Module related to petroleum as I study petroleum enginerring and all videos in french and indian langue and I do not know both. So I am really sorry 🙏🙏