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Study on the Submarine Detection Method Based on the Gravity Gradient
Author(s): 
Pages: 24-27,45
Year: Issue:  2
Journal: Hydrographic Surveying and Charting

Keyword:  重力梯度重力垂直梯度潜艇探测计算机代数系统;
Abstract: 提出了一种基于重力梯度探测潜艇的新方法.借助计算机代数系统Mathematica,计算了模拟潜艇在不同位置产生的重力垂直梯度,分析了其变化情况,结果表明如果现有的重力梯度仪精度为10-4E,即使下潜深度达300m,在海面上100m范围内也能够探测到;当重力梯度仪的精度达到或超过10-6E时,可在海面上1000m范围内实现探测.
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