When applied to marine reciprocating marine engine, denotes the arranging of moving parts and adjustable weights so that engine runs smoothly and without undue vibration.
Xa isetyenziswe kwi-injini yaselwandle ebuyiselweyo, ibonisa ucwangciso lwamalungu ashukumayo kunye nolungiso lobunzima ukuze i-injini ibaleke ngokugudileyo nangaphandle kongcangcazelo olungafanelekanga.