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The autocorrelation coefficient is constant over a cross sectional area of the jet.
在射流的横截面上，自相关系数为一常数。
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The resistance is halved if the cross - sectional area is doubled.
如果截面积增加一倍，则电阻减少一半。
youdao
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The resistance is halved if the cross - sectional area is doubled.
如果截面积增加一倍，则电阻减少一半。
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