光导增益 /guāngdǎo zēngyì/ angolul

photoconductivity▼(an increase in the electrical conductivity of a material as a result of incident electromagnetic radiation)
noun
[UK: ˈfəʊ.tək.ən.ˌdʌk.ˈtɪ.vɪ.tɪ] [US: foʊto.ʊˌˌk.ɑːn.dək.ˈtɪ.vɪ.tiː]