#cn-00Unmoderated tagAll postsExplore CommunitiesTrending CommunitiesSteemitCryptoAcademySteemit FeedbackNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSTEEM CN/中文Steem POD TeamWORLD OF XPILARBeauty of CreativityComunidad LatinaSCT.암호화폐.Crypto#cn-00TrendingHotNewPayoutsMutedericyh (49)in #cn-00 • 7 years ago你了解Ulord主节点的做用吗?我们为什么需要主节点?…