The Marine green GDP accounting has two major functions, accounting function and management function.
海洋绿色GDP核算主要有两大功能：记账功能和管理功能。
Green roof have different layers and each layer have their own special function.
绿色种植屋面有一定的构造和层次，各个层次具有不同的功能和作用。
Green roof have different layers and each layer have their own special function.
绿色种植屋面有一定的构造和层次，各个层次具有不同的功能和作用。
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