marc2007 multiple degrees of freedom have been activated是什么错

degrees of freedom是什么意思 ANSYS里面我做分析时,提示there are no degrees of freedom active是什么原因啊, Freedom has always been the life force of Western civilizati Your Second Life account has been activated Your account has been de-activated each of us have freedom!yes,do everything you water-activated polyurethane resin 是什么? 英语翻译Wooooo Hey It's 72 degrees,zero chance of rain It's been I have been longing for the life fulled with freedom 的意思 have been是什么时态? have+been是什么时态 Multiple Sclerosis是什么东西