The human body is a national infrared source.
人体是一个天然的红外辐射源。
All two infrared source, there is a lower sensitivity and even failure.
上下两个红外源，所以便造成灵敏度降低甚至失灵。
Unit of controlling scan mode selects whether visible light source or infrared source is activated.
扫描模式控制单元控制该扫描模块选择性地激活该可见光源与该红外光源以进行扫描。
The wave band of the light source (1) is an ultraviolet-to-infrared band.
光源(1)的波段为紫外到红外波段。
The wave band of the light source (1) is an ultraviolet-to-infrared band.
光源(1)的波段为紫外到红外波段。
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