API----旋转的风车 .................\444.DSP .................\444.DSW .................\444.NCB .................\444.OPT .................\444.PLG .................\AA.APS .................\AA.RC .................\Debug .................\FC.CPP .................\FC.DSP .................\FC.DSW .................\FC.NCB .................\FC.OPT .................\FC.PLG