normal brightness

but after the x-ray pulse passes through, the cloud fades to its normal brightness.

但当X射线脉冲通过后星云就暗淡下来回到通常的亮度。

Since our eyes judge brightness on a logarithmic scale, reducing the Sun's brightness to a third of its normal value will be seen as a slight dimming; certainly not "blotting it out."

由于我们的眼睛是以对数形式衡量光的亮度，因而把阳光亮度减弱到三分之一在肉眼看来只是有一点点暗淡，完全达不到“完全遮蔽”的效果。

Activated without delay. Power that is of normal brightness, without waiting for.

启动无延时. 通电即达正常亮度, 无需等待.

Short arc UHP lamp has random arc instability under normal burning condition. this results in brightness flicker phenomenon in projection system.

短弧UHP灯在常规点灯条件下存在随机的电弧不稳定性，导致在投影屏幕上亮度闪烁。

no brightness led lamps to delay the process, electricity can reach normal brightness. 3 color greater than 80%.

使LED路灯无亮度延时过程，通电即可到达正常亮度。3显色性大于80%。