So far, few universities have chosen to differentiate themselves on the basis of the fees they charge, or to charge different fees for different courses.
迄今为止，很少几所大学因为收费不同而彼此之间相互区别，或针对不同课程而收费不同。
Conclusion The stress of skin soft-tissue expansion can induce epidermal stem cells to proliferate and differentiate, which probably is an important biological basis for skin soft-tissue expansion.
结论皮肤软组织扩张术的应力能诱导大鼠表皮干细胞的增殖与分化，其可能是皮肤软组织扩张术的重要生物学基础。
However, it is very difficult to differentiate tumor residual from benign enhancement on the basis of images.
但是肿瘤残存与正常脑组织的反应性增强在影像学上很难鉴别。
应用推荐