Te Hangarau Hangarau Hangarau Hangarau

He aha te mea nui o te MgO ki te hanga ngongo whakawera?

He aha te miihini perehi punch?

Me pehea te tiaki me te tiaki i nga maaka werohanga i ia ra?

He aha te take nui o te ngongo whakawera i roto i te whakamahana wai hiko?

Me pehea te whakatika i te pehanga iti i roto i te perehi hydraulic?

He aha te 4 post hydraulic press?