1. Hnav cov khaub ncaws ua haujlwm thiab cov khoom tiv thaiv kev ua haujlwm raws li qhov xav tau, xws li kaus mom hlau, tsom iav tiv thaiv, hnab looj tes, khau ua haujlwm, thiab lwm yam, thiab cov tsho uas muaj xim zoo nkauj.
2. Lub cav yuav tsum tau muab tua thaum lub tshuab thauj khoom.
3. Lub cav yuav tsum tau muab tua ua ntej refueling.Thaum tsis muaj roj hauv lub tshuab cua sov thaum ua haujlwm, nws yuav tsum tau nres rau 15 feeb, thiab lub cav yuav tsum tau txias ua ntej refueling.
4. Txheeb xyuas qhov kev nyab xeeb ntawm kev ua haujlwm ua ntej pib.
5. Thaum pib, koj yuav tsum nyob deb ntawm ntau tshaj peb meters los ntawm qhov chaw refueling.Tsis txhob siv hauv chav kaw.
6. Tsis txhob haus luam yeeb thaum siv lub tshuab lossis ze lub tshuab kom tsis txhob muaj hluav taws kub.
7. Thaum ua haujlwm, koj yuav tsum siv ob txhais tes tuav lub tshuab tsis tu ncua, koj yuav tsum sawv ruaj khov, thiab xyuam xim rau qhov txaus ntshai ntawm kev ntog.