不定项选择信噪比的大小通常与噪声带宽无关。
多项选择题Which of the following acupoints belong to the gallbladder meridian of foot shaoyang and should not be too deep when needling?A.Fengchi(GB20) B.Jianjing(GB21)C.Riyue(GB24) D.Qimen(LR14)
