In 1998, the first "Digital Earth" international conference held in Beijing, to RS, GPS and GIS as the representative of the "3S technology" also began to be more people to understand, with the continuous accumulation of geographic information and rich digital regions across the country begin construction, survey and mapping as a public service needs of transition to a service as the starting point and ultimate goal, mapping from to "build" as the center, quickly turned to "control" as the center, and gradually move towards the "use" as the center.
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I quickly turned to ice 我快变成冰
He was so frightened that he quickly turned to the left side.
他是如此害怕，他很快转向了左边。
Pale and shaking, Ned quickly turned to check if Susan was all right.
内德脸色苍白，摇摇晃晃地转去查看苏珊是否安然无恙。
But their initial enthusiasm quickly turned to frustration, as they encountered a bewildering variety of techniques.
但是他们最初的热情很快就变成沮丧，因为他们碰到了各种使人眼花缭乱的技术。
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