The crystal plate must be thin so that we are able to see a source of light through it.
晶体的薄片必须薄得使我们通过它可以看见一个光源。
The backlight module comprises a light guide plate and a light source device.
该背光模组包括一导光板及一光源装置。
The backlight module comprises a light guide plate and a light source device.
该背光模组包括一导光板及一光源装置。
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