The conventional 2~ ( nd ) order NMO assumes a small offset - to - depth ratio and straight raypaths.

常规2次NMO动校是假定炮检距与深度比值小,并且射线为直线.

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In the other hand , the shear lag effect on a girder increases with the width - depth ratio.

随着箱梁宽高比的增大,箱梁剪力滞效应也越来越大.

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Cavity length depth ratio strongly influences flow field, total pressure recovery, drag coefficient.

凹腔长深比对流场特性 、 总压恢复 、 燃烧室阻力影响显著.

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