Estimation of reference crop evapotranspiration by Chinese pan;
利用小蒸发皿观测资料确定参考作物蒸散量方法研究
By theoretical and experimental research, the performances of two types of small steam turbines have been analysed.
小功率高转速蒸汽透平试验研究和优化邵振麒(同济大学汽车工程系上海200092)关键词:小蒸汽透平,效率,优化1前言回收能量和工业装置的余热及利用太阳能等新能源是节能和环保的重要措施,由此产生的机械能可供发电,气体增压等多种用途。
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