Cloning and sequence analysis of group specific antigen gp27 gene of rous sarcoma virus .
禽劳斯肉瘤病毒群特异性抗原基因gp27片段的克隆及序列测定。
The results of experiments on the model are sucessful , which is of important significance not only in navigation in such dange ? Rous areas , but also in scientific research of the area .
此模型与印证的结果是理想的，对于南沙群岛大片航行危险地带和暂不能入区进行科学研究有着重要的意义。
The tea - horse ancient road is hard and dange - rous , yet the natural land - scape along it stimulates people 's un - derlying courage , strength and endurance while helping to provide meaning to life .
