For example, round parts like wheels and sandboxes are molded by hand; shafts and pipes are pulled and pinched into elongated forms; couplings and windows are sculpted according to their dimensions, and matching railcars are shaped from sheets of clay.
例如輪胎、可防滑並幫助煞車的砂箱等圓形零件，就用手拉胚塑型；傳動桿、空氣管就一根根手工捏製；銜接扣環、窗戶等就依尺寸雕出形狀；主題車廂則以陶版成型。