The tall and short masts of yachts are useful to find ghost, registration shifting and waveform distortion (i. e. linking) of brightness signal.

游艇的长和短桅杆是用来评估电视屏幕上的重影、定位转移和亮度信号波形失真的。

youdao

The best signal depends not only on its brightness but also on how well it contrasts with the background against which it must be seen.

最好的信号不仅取决于它的亮度，还取决于它与背景的对比度。

youdao

In Human Vision System, the optical signal is separated to brightness and chroma information, and they are processing differently. It is an important quality of Human Vision System.

人类视觉系统把到达人眼的光学信号分离为亮度和色度信息，并对它们做不同的处理，这是人类视觉系统的一个重要性质。

youdao

The role of the magno cells is to signal contrasts in brightness, while the parvo cells react to both brightness and colour.

ECONOMIST: The biology of art

The intelligent contrast engine constantly analyzes the signal and enhances the brightness of the bright objects on the screen while maintaining the black levels on the rest of the screen.

ENGADGET: Sharp announces new 6-, 7- and 8-Series AQUOS LED TVs as part of 2013 lineup (update: pricing info)

Our standard battery rundown test involves setting the brightness and volume to half, using 4G in a 75 percent or better signal area, enabling GPS and WiFi (not connected) and disabling Bluetooth while looping a video from a full charge until the battery is drained.

ENGADGET: LG Optimus G review: a quad-core powerhouse with Nexus aspirations