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]

供求

gōng qiú supply and demand (economics)

信息

xìn xī information; news; message

机制

jī zhì machine processed; machine made; mechanism

jī zhì mechanism

fanpianzicomP9uaphp