Kaum Ib Hlis 7th-9th, 21st Tuam Tshoj-khoom Muag Khoom Muag Khoom Muag tau muaj nyob rau hauv Qingdao, Shandong Province.Lub rooj nthuav qhia npog tag nrho cov kev lag luam muag khoom lag luam, nqa cov tswv yim rau pem hauv ntej, cov thev naus laus zis siab heev.
Cov phooj ywg thiab cov neeg koom tes tau sib sau ua ke ntawm Winpal lub rooj muag khoom los tham txog cov khoom lag luam, kev lag luam tiam sis thiab sib pauv tswv yim txog kev muag khoom yav tom ntej.
Peb tau mob siab rau los txhawb txoj kev loj hlob ntawm cov khw muag khoom kev lag luam nrog peb cov khoom tshiab ua ke nrog kev siv tshuab: los ntawm 80mmlub tshuab luam ntawv txais nyiaj, 58mm daim ntawv txais lub tshuab luam ntawv rau bar-codetshuab luam ntawv daim ntawv lo.Ua kom tau raws li qhov xav tau ntawm kev muag khoom niaj hnub.
Nrog rau kev lag luam ntawm 5G tes hauj lwm, yuav muaj kev txhim kho tawg hauv Internet ntawm Txhua Yam.Winpal khaws cia ntawm R & D hauv kev luam ntawv thiab tshawb nrhiav cov thev naus laus zis los ntawm kev hloov pauv tas li.Peb cia siab tias yuav muab cov khoom zoo tshaj plaws nrog rau cov cuab yeej tshiab.
Post lub sij hawm: Nov-14-2019