The @r attribute in the element contains the cell coordinate.
元素的 @r 属性包含了单元格位置。
2
Using stem cell technology, reproductive scientists in Texas, led by Dr. Richard r. Berhringer at the M.D. Anderson Cancer Center, have produced male and female mice from two fathers.
使用干细胞技术，由richard r . Berhringer博士带领的德克萨斯州M.D.A nderson肿瘤中心的生殖科学家们利用两只公鼠成功繁殖出雌性和雄性老鼠后代。
3
It widely applies to particle separation of samples like biologic cell, protein and hormone virus in organizations of R&D and production in fields of biology, genetics, pharmacology and etc.