Lub thoob Loj: Qhov loj ntawm lub thoob tseem ceeb. Cov thoob uas siv rau hauv qhov chaw tsim kho tuaj yeem muaj qhov loj ntawm 3 nkas loos (0 01 cubic meters) txog 5 nkas loos (0.02 cubic meters) lossis ntau dua.
Pob Tawb Ceev: Qhov ntom ntawm pob zeb tuaj yeem sib txawv nyob ntawm qhov sib xyaw tsim, uas suav nrog hom thiab feem ntawm cov khoom sib xyaw, cement, dej, thiab cov khoom ntxiv. Qhov nruab nrab, qhov ceev ntawm cov pob zeb tshiab yog li ntawm 2,300 txog 2,500 kilograms ib cubic meter (kg / m³) los yog kwv yees li 145 mus rau 156 phaus ib cubic feet (lb / ft³).
Qhov ntim ntawm pob zeb: Qhov ntim ntawm pob zeb hauv lub thoob yuav nyob ntawm seb lub thoob puv npaum li cas. Ib lub thoob ntim ib nrab yuav pom tseeb tias hnyav dua li lub thoob ntim rau saum.
Cia peb xam qhov kwv yees qhov hnyav ntawm ib 5-gallon thoob ntim nrog pob zeb:
Volume ntawm {{0}}gallon thoob: 0.02 cubic meters (kwv yees)
Kwv yees qhov ceev ntawm cov pob zeb tshiab: 2,300 txog 2,500 kg / m³
Siv qhov ntom ntom, qhov hnyav ntawm pob zeb hauv ib 5-gallon thoob tuaj yeem kwv yees li hauv qab no:
Qhov hnyav kwv yees: 0.02 cubic meters x 2,300 kg/m³ ≈ 46 kg (kwv yees 101 phaus)
Qhov hnyav kwv yees: 0.02 cubic meters x 2,500 kg/m³ ≈ 50 kg (kwv yees 110 phaus)
Yog li, ib lub thoob 5-gallon ntim nrog cov pob zeb tshiab tuaj yeem hnyav li ntawm 46 txog 50 kilograms (los yog li ntawm 101 txog 110 phaus). Nco ntsoov tias cov no yog kwv yees qhov tseem ceeb thiab qhov tseeb qhov hnyav tuaj yeem sib txawv raws li qhov sib xyaw ua ke tsim thiab lwm yam.
Nws yog ib qho tseem ceeb uas yuav tsum tau ceev faj thaum tuav cov thoob uas muaj pob zeb, tshwj xeeb tshaj yog tias lawv hnyav, thiab siv cov txheej txheem nqa kom zoo thiab kev nyab xeeb kom tsis txhob raug mob lossis raug mob. Tsis tas li ntawd, qhov hnyav ntawm lub thoob thiab pob zeb yuav tsum yog nyob rau hauv lub peev xwm nqa ntawm cov cuab yeej lossis cov cuab yeej siv.
