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在曲线射法中出现z_0≤0时是否合理呢?本文从数学上证明■/v_0在不同的情况下,z_0>0、z_0=0、z_0<0才是合理的。
Is it reasonable to find z_0≤0 in the curve method? In this paper, it is proved mathematically that z_0> 0, z_0 = 0 and z_0 <0 are reasonable under different conditions.