Cylinder bụ ihe na-arụ ọrụ pneumatic a na-ahụkarị, mana ọ na-arụ ọrụ dị mkpa na sistemụ njikwa akpaaka.A na-eji ya n'ọtụtụ ebe na ibipụta (nchịkwa nchekasị), semiconductor (igwe ịgbado ọkụ, mgbawa mgbawa), njikwa akpaaka, robot, wdg ubi.Ọrụ ya bụ ịtụgharị ume nrụgide ...
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