navigational data

基本解釋

World Electronic Navigational Chart Data Base;
世界電子導(dǎo)航圖數(shù)據(jù)庫(kù)；
Two tasks showed in the paper, a navigational data-compute program and a man-machine interface of Loran-C receiver is designed.
本文所做的主要工作有兩項(xiàng)：一是設(shè)計(jì)實(shí)現(xiàn)坐標(biāo)轉(zhuǎn)換和航行參數(shù)計(jì)算的導(dǎo)航數(shù)據(jù)解算軟件，二是設(shè)計(jì)接收機(jī)的人機(jī)界面。
We can visit, manage, query and analyze the dataset and even accomplish data mining through realizing data navigational functions.
通過實(shí)現(xiàn)數(shù)據(jù)導(dǎo)航的功能，對(duì)數(shù)據(jù)集進(jìn)行訪問、管理、查詢、分析。