Waxaa jira laba taxane oo A iyo B ah oo ku jira lambarka silsiladda. Taxanaha A waa qeexidda cabbirka ee waafaqsan heerka silsiladda Mareykanka: taxanaha B waa qeexidda cabbirka ee buuxisa heerka silsiladda Yurub (badanaa UK). Marka laga reebo isla heerka, waxay leeyihiin astaamo u gaar ah dhinacyo kale. Kala duwanaanshaha ugu weyn waa:
1) Dhumucda saxanka silsiladda gudaha iyo saxanka silsiladda dibadda ee alaabada taxanaha A waa siman yihiin, saameynta xoogga isku midka ah ee xoogga taaganna waxaa lagu helaa hagaajin kala duwan. Saxanka silsiladda gudaha iyo saxanka silsiladda dibadda ee alaabada taxanaha B waxaa loo hagaajiyaa inay siman yihiin, saameynta xoogga isku midka ah ee xoogga taaganna waxaa laga helaa Baidu kala duwan.
2) Cabbirrada ugu muhiimsan ee qayb kasta oo ka mid ah taxanaha A waxay leeyihiin saami gaar ah oo ku saabsan garaaca. Sida: dhexroorka biinka = (5/16) P, dhexroorka duubka = (5/8) P, dhumucda saxanka silsiladda = (1/8) P (P waa garaaca silsiladda), iwm. Si kastaba ha ahaatee, ma jiro saami cad oo u dhexeeya cabbirka ugu weyn iyo garaaca qaybaha taxanaha B.
3) Marka la barbardhigo qiimaha jabka ee silsiladaha isku darajada ah, marka laga reebo in qeexitaanka 12B ee taxanaha B uu ka hooseeyo kan taxanaha A, inta kale ee qeexitaannada waxay la mid yihiin badeecadaha taxanaha A ee isku darajada ah.
Heerka badeecaddu wuxuu la mid yahay heerka caalamiga ah ee ISO9606:1994, qeexitaankiisa badeecadda, cabbirka iyo qiimaha culayska jiidista ayaa si buuxda ula jaanqaadaya heerka caalamiga ah.
Astaamaha qaab-dhismeedka: Silsiladdu waxay ka kooban tahay taarikada silsiladda gudaha, duubabyada iyo gacmaha, kuwaas oo si is barbar socda loogu xiray isku xidhka silsiladda dibadda, kuwaas oo ka kooban taarikada silsiladda dibadda iyo ulaha biinanka.
Xulashada badeecada, qeexitaanka silsiladda loo baahan yahay waxaa lagu dooran karaa iyadoo loo eegayo qalooca awoodda. Haddii loo doorto iyadoo loo eegayo xisaabinta, qodobka badbaadada waa inuu ka weynaadaa 3.
Waqtiga boostada: Agoosto-28-2023