Dhididka loo yaqaan 'sutplate' ee loo yaqaan 'sumplate' oo loo isticmaalo cabbiraadda kuleylka iyo u-hortagga uumiga ee ku habboon xaaladaha gobolka ee joogtada ah iyo caabbinta uumiga ee loo yaqaan 'caabbinta iska caabbinta iyo aaladda uumiga ee lagu garto ee lagu garto raaxada si toos ah ee lagu garto raaxada jirka ee dharka, kaas oo ku lug leh ...
In kasta oo balaastigyadu ay leeyihiin guryo badan oo wanaagsan, ma aha nooc kasta oo balaastig ah ay yeelan karaan dhammaan guryaha wanaagsan. Injineerada qalabka iyo naqshadeeyayaasha warshadaha waa inay fahmaan astaamaha dumarkoodu kala duwan yahay si loo naqshadeeyo alaabada caaga ah ee kaamil ah. Hantida caagga ah, waxaa loo qaybin karaa aasaaska ...