滤毒通风装置 (濾毒通風裝置) lǜ dú tōngfēng zhuāngzhì

lǜ dú tōngfēng zhuāngzhì set phrase filtration equipment
Domain: Modern Chinese 现代汉语 , Subdomain: , Concept:
Notes: (CC-CEDICT '濾毒通風裝置')