To improve imaging quality, the system has the function of luminousenergy and line frequency adjusting.
系统具有调光和行频调节功能，用以满足在不同能量状态和不同飞行高度下的成像质量。
2
These are extremely luminous (and distant) galaxies whose energy output is powered by massive black holes at their centres.
这些类星体是异常明亮的(而且极其遥远的)星系，其能量输出由这些星系中心的硕大黑洞提供。
3
The low-energy bulbs emit a warm luminous glow that supports the photosynthesis process of the accompanying plant, creating a direct relationship between the lamp and host plant.