Vim lub kua nruab nrab kub nruab nrab, CaCO 3 yog ib hom kev rov qab nruab nrab.
Qhov yoojyim rau lub thermal ua haujlwm ntawm kev daws yog tsim. Conversely, fouling tshav kub tiam
Nws yog qeeb qeeb. Tag nrho cov tshav kub pauv hloov coefficient ntawm cov yeeb nkab steel yeeb nkab yog siab tshaj qhov ntawm lub yeeb nkab, uas tuaj yeem qis dua.
Tsis tshua muaj kua nruab nrab kub ntawm lub cev, uas tseem yuav ua rau cov pob txha tsim.
