Kaw ad

iav hardened

Koj tuaj yeem pom txhua yam nthuav dav ntawm cov iav tempered hauv cov npe hauv qab no. Cov kab lus no muaj feem xyuam rau lub ntsiab lus tempered iav uas koj tau tshawb nrhiav. Ntawm no koj yuav pom cov lus tseeb thiab nthuav tshaj plaws txog tempered iav.

Feem ntau nyeem cov ntawv

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