Gonadoblastoma: a clinicopathological study of 3 cases;
性母细胞瘤3例临床病理分析
The number of alate,apterous parthenogenesis aphids,and sexuparae produced by the cotton and cucumber specialized aphids were compared.
为了明确寄主专化性是否会影响棉蚜的繁殖策略或生活史对策,采用低温和短光照组合(18℃,L∶D=8∶16)分别对棉花型和瓜型棉蚜进行有性世代的诱导,比较两寄主专化型棉蚜产生有翅蚜、雄性母、雌性母及无翅孤雌蚜的能力。
The process included separating DNS crystal directly from the reaction-finished reactants by cooling instead of neutralizing, and then recycling the alkaline mother liquid to the next oxidation process.
改进的工艺包括:NTS氧化反应液不进行中和而直接冷却结晶获得DNS产品,而过滤得到的碱性母液部分循环回用于DNS合成。
The importance of the "flexible model" and the common use and multi - function integration of equipment in all services is emphasized.
文章提出了电子对抗装备的发展要打破型号束缚,建立独立于型号研制体系之外的装备功能模块体系,并强调了"弹性母体"和装备三军通用化、多功能一体化的重要意义。