It abolish control and reduce cost in small -scale geological survey that locate single geological dots utterly using GPS.

在小比例尺地质测量中，用g PS单点绝对定位技术测定地质点，减少了控制测量环节，降低了成本。

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All these varied forces of activity require from the performer the command of the best that is in him at a particular moment which may be fixed by circumstances utterly beyond his control.

所有这一切活动都需要行动者在一个特定时刻发挥其最佳状态，但他们却可能因为某些不可控制的力量而错失良机。

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