Biaun.比奥(在印度尼西亚；东经 122º16' 北纬 0º59')Bin.[化]元素铋(bismuth)的符号bi-: pref.；表示“二；双”Bi-toothed roll crusher双齿辊破碎机bilistasis type hepatitis淤胆型肝炎Bielahong River watershed别拉洪河流域biquadratic interpolation双二次插值bi-sentential structure双语句结构bi-level decision model双层决策模型bi-directional collapse双向倒塌bicarbonate buffer system重碳酸盐缓冲系biplane image intensifier双面(同时投照式)影像增强器bimodal size distribution双众数粒度分布