Khoân-kéng kang-têng

Khoân-kéng kang-têng (環境工程; environmental engineering) sī lī-iōng èng-iōng kho-ha̍k kap kang-têng-ha̍k ê hong-hoat lâi kái-siān khoân-kéng, thê-kiong lâng hām kî-thaⁿ seng-bu̍t kiān-khong ê chúi, khong-khì kap thô͘; lēng-goā, mā hâm-kài ho̍k-io̍k siū u-jiám ê tiûⁿ-só͘.