In the end , the pcb design and implementation of olt and onu are submit 最后,給出了olt和onu的pcb設(shè)計與實現(xiàn)。
Onu optical network unit 光纖網(wǎng)路單體
Onu : optical network unit 光纖網(wǎng)絡(luò)單元
The passivated catalyst was tested or characterized by onu autothermal apparatus , xrd , dta and bet 對鈍化后的催化劑進(jìn)行了onu自熱測試和xrd 、 dta 、 bet等表征。
Two groups of onus report and grant in turn , as the network load changes , olt converts the way of granting every onu 然后根據(jù)運(yùn)營商的實際需要,提出另一種基于服務(wù)等級協(xié)議( sla )的算法sb - dba 。