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请问一下,我自己仿出来的AOL与官方给出来的AOL的波形不一样呢,我自己仿出来的AOL才58DB,而官信给出来的AOL是140DB,请查看图,请问这是为什么呢

请问一下,我自己仿出来的AOL与官方给出来的AOL的波形不一样呢,我自己仿出来的AOL才58DB,而官信给出来的AOL是140DB,请查看图,请问这是为什么呢