QHOB BATCHING COV KHOOM
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Hla Hoist Ua Rau Batching Rau Tsob Nroj
Cov nroj tsuag yog tsim cov txheej txheem batching, cov khoom hnyav, sib xyaw ua ke, tswj hluav taws xob, ib qho kua ntxiv, ib qho kua ntxiv thiab dej tuaj yeem cia li sib xyaw thiab sib xyaw los ntawm cov nroj tsuag.