那儿的大气环境、较低的平均温度、以及非常低的湿度将利于我们采用适应性光学（adaptive optics）和红外观测仪探索出令人振奋的新空间。
The atmospheric conditions, low average temperatures, and very low humidity will open an exciting new discovery space using adaptive optics and infrared observations.
卫星投影仪的另一个优势是耗电少，比目前市场流行的matrix或LED技术的投影仪平均降低30%。
Another significant advantage: this projector USES very little energy, requiring on average 30% less current than the matrix - or LED-based technology currently available on the market.
垂直陀螺利用一个陀螺仪作为积分装置以得摇摆不定的重力基准线的平均位置。
The gyro vertical utilizes a gyroscope as an integrating device to obtain the average position of a pendulous gravity reference .
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