The region was split three ways, between Greece, Serbia and Bulgaria.这一地区被希腊、塞尔维亚和保加利亚分成了3部分。Oil or no oil, Serbia has troubles.不管是否有石油，塞尔维亚的困难都会存在。Serbia would not accept such a decision, and the dynasty would be endang...
Scientists call this claw shape the antibody molecule's idiotype.科学家称这种爪型为抗体微小颗粒的遗传型.To explore the preparation of specific immune RNA on idiotype and further study immunotherapy of tumors.为进一步研究肿瘤的免疫治疗,探索一种型特异、体专一的...