discontinuité de Gutenberg
/ˈɡɔlf də- kaʁpɑ̃taʁˈi/
n
English: Gutenberg discontinuity · 古登堡界面
Sens:Zone separating the lower mantle from the core; it is located at a depth of about 2,900 km.
English: Gutenberg discontinuity · 古登堡界面