第四级产业 dìsìjíchǎnyè quaternary industry Definitions Defs Origin Strokes Stroke Words Sentences Sents 第四级产业 第四級產業 dìsìjíchǎnyè quaternary industry the sector of the economy based on intellectual activities such as information technology, research and development, and education Cross-References Same as 第四产业 dìsìchǎnyè
第四级产业 第四級產業 dìsìjíchǎnyè quaternary industry the sector of the economy based on intellectual activities such as information technology, research and development, and education Cross-References Same as 第四产业 dìsìchǎnyè
