大家都搜：
双球面的
1、bisphorus cafe indy coupons───bisphorus cafe indy优惠券
2、non nitrogenous bisphosphonates───无氮双膦酸盐
1、Computation of eccentric spherical capacitor's capacitance based on bispherical coordinate system───基于双球坐标系的偏心球形电容器电容的计算
2、the bispherical roller is arranged between the movable gland and the revolving solid;───所述活动压盖与旋转体之间设有双球面滚柱；