Where does this definition of quench hardening come from?
This entry for quench hardening is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Does quench hardening appear elsewhere on Lughet?
Yes — quench hardening appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.