根据多项典型燃气与太阳能联合供热系统工程实例，得到太阳能集热器面积与太阳能集热系统造价间的关系。
Based on many typical engineering examples of gas and solar heating system, the relationship between the solar collector area and the fabrication cost of solar collection system is gained.
根据多项典型燃气与太阳能联合供热系统工程实例，得到太阳能集热器面积与太阳能集热系统造价间的关系。
Based on many typical engineering examples of gas and solar heating system, the relationship between the solar collector area and the fabrication cost of solar collection system is gained.
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