FEM FCT is used to solve three dimensional hypersonic inviscid flow.从Euler方程 出发,利用流量修正有限元法(FEM?FCT)求解三维无粘流动的高速流场.The inviscid linear stability of variable density swirling jets is analyzed by normal mode method.用正则模方法研究了...
关于火炬松 南北 分化的数量存在着相抵触的证据.There is conflicting evidence regarding the amount of north - south differentiation in loblolly pine.另一种是火炬松. 防风林不仅能保护土壤和庄稼.Another is the loblolly pine. Windbreaks not only protect land and crops...