Farqiga u dhexeeya silsiladda 12B iyo silsiladda 12A

1. qaabab kala duwan

Farqiga u dhexeeya silsiladda 12B iyo silsiladda 12A waa in taxanaha B uu yahay mid boqortooyo oo waafaqsan tilmaamaha Yurub (inta badan Ingiriiska) waxaana guud ahaan laga adeegsadaa waddamada Yurub;Taxanaha A macneheedu waa mitir oo waafaqsan cabbirka cabbirka heerarka silsiladda Mareykanka waxaana guud ahaan lagu isticmaalo Mareykanka iyo Japan.iyo wadamo kale.

2. Cabbirro kala duwan

Dhererka labada silsiladood waa 19.05MM, cabbirrada kalena way kala duwan yihiin.Unugga qiimaha (MM):

Xuduudaha silsiladda 12B: dhexroorka rullaluistu waa 12.07MM, ballaca gudaha ee qaybta gudaha waa 11.68MM, dhexroorka usheeda dhexe waa 5.72MM, dhumucda saxanka silsiladda waa 1.88MM;
12A xuduudaha silsiladda: dhexroorka rullaluistemadka waa 11.91MM, ballaca gudaha ee qaybta gudaha waa 12.57MM, dhexroor usheeda dhexe waa 5.94MM, iyo dhumucda saxan silsilad waa 2.04MM.

3. Shuruudaha qeexitaanka ee kala duwan

Silsilada taxanaha A waxay leeyihiin qayb gaar ah oo ku saabsan rollers iyo biinanka, dhumucda saxanka silsiladda gudaha iyo saxanka silsiladda dibadda waa siman yihiin, iyo saameynta xoogga siman ee xoogga taagan ayaa lagu helaa hagaajin kala duwan.Si kastaba ha ahaatee, ma jiro saami cad oo u dhexeeya cabbirka ugu weyn iyo garoonka qaybaha taxanaha B.Marka laga reebo qeexitaanka 12B ee ka hooseeya taxanaha A, tilmaamaha kale ee taxanaha B waxay la mid yihiin alaabooyinka taxanaha A.