“nine intersection model”的概念、定义、翻译、参考文献-科学参考

单词	nine intersection model
释义	nine intersection model Encyclopedia 工学九交模型释 nine intersection model九交模型定量描述二维空间两个空间对象之间拓扑关系的数据模型。又称9-I模型。
随便看	sigmoidoscopy sigmoid-shaped curve sigmoid函数 Sigmund Freud sign signage signage system signal signal accumulation signal acquisition system signal adaptor protein signal alarming device signal alphabet signal amplitude spectrum signal analysis signal analysis and processing technology signal analysis fault diagnosis methods signal analyzers signal background ratio signal-background ratio signal band signal basic operation signal capturing signal cartridge signal chamber

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。