On rings with primary centers or semiprime centers 关于具有准素中心的环和具有半素中心的环
2.
The antennal lobe is the primary center in most animal species . glomeruli are thought to represent the functional units in the processing of olfactory information of the antennal lobe in both vertebrate and invertebrate 触角叶超微结构分析:触角叶是昆虫主要的嗅觉中心,而嗅觉纤维球是触角叶形态和功能的亚单位,其组织结构与脊椎动物基本上一致。