Hauv kev yuav cov pobzeb xovxwm, cov tuam ntxhab hais tias lawv cov khoom siv tau zoo, cov neeg siv khoom tsis paub yuav xaiv li cas.
A. Yog tias tus nqi qis heev, qhov zoo ntawm cov pobzeb xovxwm yuav tsis zoo, vim tias tsis muaj chaw tsim khoom tuaj yeem muag cov khoom ntawm A poob, thiab nws ua rau kev txiav txim siab them A nqi rau cov khoom;
B. Los ntawm kev saib tag nrho ntawm lub tshuab kom pom nws txoj haujlwm, coj koj lub qhov muag liab qab kom pom cov xim pleev xim thawj zaug tsis raug, yog tias qhov kev xav ntawm cov xim zoo, qhov ci ci siab txhais tau hais tias cov chaw tsim khoom ntawm cov xim zoo nkauj yog qhov zoo;
C. Xyuas seb cov khoom siv hauv lub phaj loj thiab H steel puas tau raws li koj tus qauv;
D. Saib seb txhua tus ntsia hlau puas zoo thiab muaj zog;
E. Qhov tseem ceeb tshaj plaws, kev tswj hluav taws xob tsis yog tsim los ntawm cov chaw tsim khoom tsis tu ncua, vim tias hluav taws xob tseem ceeb heev, nws txiav txim siab qhov ruaj khov ntawm txhua qhov txuas ntawm koj lub tshuab tuaj yeem tswj tau thiab ua tiav.
Post lub sij hawm: Apr-02-2021