井研县土地利用时空变化分析。
Analysis of space-time change of land use in Jingyan County.
针对水下多目标的检测与定位问题，提出了一种基于合成时空谱的多目标运动分析方法。
The method for multiple target motion analysis based on integrated space time spectrum is presented.
通过该理论模型，可以对瞬时空腔进行定量的理论分析和研究。
The model can be applied in the quantitative analysis of a temporary cavity.
通过该理论模型，可以对瞬时空腔进行定量的理论分析和研究。
The model can be applied in the quantitative analysis of a temporary cavity.
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