Fouret富雷
fournum.四
four point calibrating method四点校正法
four- tier system strueture四层体系结构
four-dimensional assimilate四维同化
four channel push pull driver四通道推拉驱动器
four-ball bearing apparatus四球试验机
four hundred and thirty three(=433) 四百三十三
Four hundred dollars a day.美元一天。
four - step teaching method四步教学法
four-column hydraulic press四柱式液压机,四柱水压机
four hundred and twenty eight(=428) 四百二十八