对交叉缩放椭圆管进行了实验和数值研究，给出了换热和沿程阻力系数实验拟合关联式。
An experimental and numeric study was carried out for the alternating elliptical axis tubes. The fitted correlation was derived for the experimental heat transfer and resistance coefficients.
计算了成形后交叉缩放椭圆管的残余应力分布并比较了三个典型截面上的残余应力状况。
The three-dimensional distribution of residual stress was investigated and the residual stresses on three representative sections were compared.
计算了成形后交叉缩放椭圆管的残余应力分布并比较了三个典型截面上的残余应力状况。
The three-dimensional distribution of residual stress was investigated and the residual stresses on three representative sections were compared.
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