Dictionary: 绝对重力值

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地球重力加速度的绝对值,与相对重力值相反。由常规重力仪测量得到。绝对重力值的测量方法:让顶角反射棱镜在小型真空室中做自由落体,用激光干涉仪记录其位置。便携式绝对重力仪目前在实验中得到应用。他们能配合光纤用来直接测量重力梯度值。参见Niebauer et al. (1995) and Brown et al. (2000)。

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