英语词汇“hierarchical model”的读音、翻译、释义、用法及例句-语文网

词汇	hierarchical model
释义	hierarchical model 层级模型在资料库系统中一种常用的资料模型，属於格式化模型，与网路模型一样是基本层次联系的集合。层级模型可用图来表示，图中的节点代表记录型。
随便看	data system specification data-system transmission data tablet data telephone circuit data terminal Data Terminal Equipment data terminal ready Data Termination Equipment Data Terninal Ready data test set data track data traffic data transcription equipment data transfer data transfer phase data transfer rate data transfer register data transmission data transmission channel data transmission efficiency Data Transmission Equipment data transmission installation data transmission interface data transmission line data transmission ratio

语文网英语在线翻译词典收录了223822条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。