The spatial arrangement of fissionable and nonfissionable materials in a nuclear reactor.
在核反应中可裂变
不可裂变的物质的
间排列 v.tr.
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This project is focused on early childhood development using a limited set of math tasks. Cantlon wants to continue this work using a broader array of math skills, such as spatial processing and memory, and follow the children over many years.
该项目研究幼儿发展时所利用的数学测试还有很有限的。 坎特伦希望在后续的研究中,对
处理和记忆等更广泛的数学能力进行评估,并对儿童展开多年追踪研究。