稳态传热计算机模拟原始结果64.2462.18Q=0.39Q=0.45Tw=100Tw=100.6L=1.0005L=0.9995di=23.00161.0761.1261.0160.9261.2161.0861.0561.0661.0760.3060.3460.2660.1660.4460.3160.2960.3060.3059.7159.7559.6859.5859.8559.7359.7059.7159.7259.2559.2759.2259.1159.3859.2659.2359.2459.2558.8558.8758.8358.7258.9958.8758.8458.8558.8558.5258.5458.5058.3858.6558.5358.5058.5258.5258.2258.2458.2158.0958.3558.2358.2158.2258.2257.9657.9757.9457.8358.0957.9757.9557.9657.9664.4464.0664.0964.4064.2664.2362.2762.1062.0462.3362.2062.1762.1862.1864.24di=22.99964.24