The traditional net present value and discount cash flow method are the main analytical tools which the real estate enterprise would adopt currently.
传统的净现值法、折现现金流法是当前房地产企业采取的主要分析工具。
A method of calculating hydraulic and thermodynamic parameters such as flow, ratio of water in oil, pressure, temperature, specific heat for oil, gas, water pipe net is presented.
文中给出了油、气、水管网系统的水力、热力参数，包括流量、含水率、压力、温度、比热等的计算方法。
Based on divided flow method, the forging technology of near-net-shape deformation of the bushing with flange was optimized, the results show that this process reduces the forging force by 50%.
根据分流法原理，对带法兰汽车半轴套管近净锻造工艺进行了优化，优化后的工艺所需锻造力是优化前的50%。
By using this method presented in this paper, not only the optimum design of main pipe net was given, but the water head and flow and pump type were decided.
所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
This paper supplies the method of calculating mass flow through the use of neural net work and succeeds in solving the uncertainty of parameter equations in calculation.
给出了基于神经网络的质量流量计算的方法，较好地解决了计算中参数方程的不确定性。
This paper supplies the method of calculating mass flow through the use of neural net work and succeeds in solving the uncertainty of parameter equations in calculation.
给出了基于神经网络的质量流量计算的方法，较好地解决了计算中参数方程的不确定性。
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