Answer
Lokacin da aka tara maɓuɓɓugan ruwan raƙuman ruwa a jere (Crest-to-Crest), ana ƙididdige jimlar ƙimar bazara $k_{sys}$ a matsayin $\frac{1}{k_{sys}} = \frac{1}{k_1} + \frac{1}{k_2} + ... + \frac{1}{k_n}$. Wannan saitin yana ƙara jimlar jujjuyawar da aka ba da kaya yayin da yake riƙe da kullun. Lokacin da aka tara su a layi daya (masu gurɓatacce), ƙimar suna ƙarawa: $k_{sys} = k_1 + k_2 + ... + k_n$. Ana amfani da tari a layi daya don cimma manyan lodi a cikin ƙananan wurare axial, yayin da ake amfani da jerin abubuwan da ake amfani da su don aikace-aikacen bugun jini mai tsawo. Yana da mahimmanci yayin haɗuwa don tabbatar da jeri jeri-jeri na maɓuɓɓugan ruwa don hana 'snaking' ko ɓarna a gefe, galibi ana buƙatar matukin jirgi na ciki ko jagorar waje.
