供需

gōng xū supply and demand

发布

fā bù to release; to issue; to announce; to distribute

fā bù to release; to issue; to announce; to distribute; also written 發布|发布[fa1 bu4]

小

xiǎo small; tiny; few; young

程序

chéng xù procedures; sequence; order; computer program

有

yǒu to have; there is; there are; to exist; to be

哪些

nǎ xiē which ones?; who?; what?

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