k-等周边连通度
k-restricted edge connectivity
北京及周边地区
Beijing and its surrounding areas
Beijing and its peripheral areas
北京及周边输送影响
pollution in Beijing and from outside adjacent areas
北京及周边五大流域
Five basins in Beijing and its surrounding regions
冰冻外周抗凝血
Anti-coagulation peripheral blood
成矿带深部及周边
The deep lying and circumjacent areas of metalloge