这只是个演示版 fischertechnikdesignerisprimarilyforthosewhowishtodesignandanimatetheir fischertechnikdesignsoncomputerandsharethemwithothers.However,forthoseinto design,woodwork,metalworketc.theprogramcouldalsobeusedtoprototypetheirdesigns. e.g.seethemodel-StockBl