It has the function of datum setting and preservation and self-diagnosis for the effectiveness of the datum.

具有基准设定和保存的功能以及基准有效性的自诊断功能。

youdao

It has the function of datum setting and preservation and self-diagnosis for the effectiveness of the datum.

具有基准设定和保存的功能以及基准有效性的自诊断功能。

youdao