基本解释observed zenith distance 观察天顶距； abbr.；=observed zenith distance 观察天顶距同根派生 ozd相关词英汉例句The content of this page is from the OZD port or OZD customs import and export company directory; 本页面内容主要是来自OZD港口或OZD海关的进出口公司目录；ozd更多例句