The parameter distribution and performance of supersonic combustor with cavity were calculated by means of the solution of 2-D N-S momentum, energy and mass fraction conservation equations.
用数值解二维N-S动量守恒、能量及组分守恒方程，模拟了一个设置空腔的超燃燃烧室流场参数分布及性能。
N. and for Conservation International, an environmental group, said it was hard to draw a direct comparison with the last detailed survey on mammals, in 1996.
的主任扬·博尔对全球哺乳动物做出评价说对于一个国际环保组织，很难对哺乳动物做出直接比较和详尽调查。
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