Lwm tus
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Square hauv qab hnab nrog cov khoom siv zoo
Cov txheej txheem ntim ntim tau muaj peev xwm muab cov khoom siv thickness, thiab raws li koj cov kev xav tau thiab cov pa roj ntsha kom tau raws li koj cov kev xav tau ntim ntau yam.
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ESD Hnab Ntau Hom Lus Qhia
Nws tuaj yeem thaiv hluav taws xob siv hluav taws xob siv hluav taws xob, tiv thaiv hluav taws xob hluav taws xob, tiv thaiv cov ntaub ntawv hauv hluav taws xob los ntawm kev xau, thiab tiv thaiv hluav taws xob cuam tshuam.