Gịnị mere e ji mụbaa ogwe aka na ogwe aka? N'iburu ajụjụ nke mbụ n'uche, dee ihe gbara ya gburugburu bụ́ nke ga-enye azịza ya. Ọ nwere ike ịbụ 1 - 20 ahịrịokwu. Ihe ndị gbara ya gburugburu:
Ọ bụ onye injinia bụ́ onye Britain bụ́ Arthur Woolf mepụtara usoro iji belata okpomọkụ na oyi a na-enwe n'ụgbọala n'afọ 1804. N'ụgbọala na-agwakọta ihe, steam dị elu site na ọkpọkọ ahụ na-agbasa na nnukwu cylinder (HP) wee banye otu ma ọ bụ karịa cylinders dị ala (LP). Mgbasawanye zuru ezu nke uzuoku na-eme ugbu a n'ọtụtụ cylinders na ka obere mgbasawanye na-eme ugbu a na cylinder ọ bụla ka obere okpomọkụ na-efunahụ site na uzuoku na nke ọ bụla. Nke a na-ebelata ịdị ukwuu nke cylinder kpo oku na obi jụrụ, na-amụba arụmọrụ nke engine. Site n'ịgbasawanye mgbasawanye na ọtụtụ cylinders, enwere ike belata mgbanwe nke torque. Iji nweta otu ọrụ ahụ site na steam dị ala na-achọ nnukwu cylinder dị ka steam a na-ewe nnukwu olu. N'ihi ya, a na-abawanye oghere, na mgbe mgbe, na-abawanye na cylinders dị ala na-ebute cylinders buru ibu.