Master tswv yim. Nws ua rau nws yooj yim rau koj los kho cov khoom siv hauv tsev.
Qhov kev faib khoom nruab nrab ntawm txoj kev kho kho tag nrho yog me me thiab yoojyim yuav tsum tsis muaj kev pom zoo.
Rau qhov kev tu vaj tse ntawm tsev kho mob, coj tus kais dej ua piv txwv. Ua ntej ntawm tag nrho cov, nws yog ib qhov tsim nyog los nruab nws nyob rau hauv lub installation. Thov muab kev paub txog thiab tsim nyog rau cov kws tshaj lij tsim kev tsim kho thiab kev teeb tsa. Tsis txhob rub tawm tsam cov khoom nyhav, tsis txhob tawm hauv cov cement, kua nplaum, thiab lwm yam nyob rau ntawm cov nplaum kom tsis txhob ua kom lub pob luj ntawm cov nplaim txheej. Them rau qhov kev tshem tawm ntawm cov khib nyiab nyob rau hauv qhov raj dej thiab tom qab muab lub kais dej; tom qab siv rau ib lub sijhawm, yog tias cov dej tau pom los txo kom tsawg, los yog lub rhaub dej kub tseem kaw, lub npog npog yuav maj mam muab kaw rau ntawm lub qhov cub. Tshem tawm cov khoom tsis muaj nqi, feem ntau tuaj yeem raug txum tim qub dua qub; hloov tus kav dej yuav tsum tsis txhob siv ntau lub zog, maj mam hloov; tsis txhob siv tus kov ua haujlwm lag luam los txhawb lossis siv.