Printing xovxwm tshuab npaj lub xeev nrhiav kom tau
Sep 14, 2021
Lub xeev npaj txhij ntawm lub tshuab tuaj yeem kuaj tau los ntawm kev khiav lossis cranking. Piv txwv li, cov cuab yeej thiab lwm yam khoom yog daig hauv lub tshuab; seb lub tshuab luam ntawv puas tau teeb tsa kom zoo, yog tias nws tsis tsim nyog, nws yuav ua rau lub phaj luam ntawv puas los yog ua rau muaj teeb meem loj hauv kev nrhiav cov cai; seb daim pam puas yog ntsia tau zoo, yog tias nws tsis haum, nws tuaj yeem ua rau kev luam ntawv tsis ua haujlwm, lossis ua rau lub tshuab ua rau mob hnyav.