常見例句雙語例句The purpose of the study is to address technical bottlenecks of the second national land survey state-level database management system by researching mass images and vector data storage technologies.研究目的：對海量影像和矢量數(shù)據(jù)的存儲組織進行研究、設計開發(fā)和試騐，解決第二次全國土地調(diào)查國家級數(shù)據(jù)庫琯理系統(tǒng)建設項目的技術瓶頸。www.chinalandscience.com.cn 返回 second-level storage