Iji belata nnyefe okpomọkụ site na ntụgharị na convection, Dewar flask nwere mgbidi abụọ kewapụrụ site na oghere.
Dewar tank na-agụnye ihe mkpuchi nke ọgbara ọhụrụ nke na-ebelata radieshon ọkụ na nnyefe ọkụ. Nke a na-eme ka cryogens gị nọrọ na oke okpomọkụ ha ruo ogologo oge, na-ebelata ụgwọ ọrụ yana ịkwalite arụmọrụ.
Nrụgide nchekwa dị ala nchekwa nchekwa nchekwa ọtụtụ oyi akwa nchekwa dị mma Ọrụ dị mfe na ntụkwasị obi
