将测得的CO2浓度值代入计算公式，即可求得标准大气压下某一深度土壤单位面积、单位时间内的CO2通量值。

The measured CO2 values are substituted in a formula to calculate the CO2 flux per unit area and per unit time at different depths under standard atmospheric pressure .

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可求解水利计算中日平均水位和日平均流量，本程序采用的是面积包围法。

Can solve water daily average calculation of the average water level and flow, the procedure was used in an area surrounded by law.

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