“zenith distance”概念、定义、翻译-科学时代

单词	zenith distance
释义	地球科学词汇手册 zenith distance 天顶距
随便看	hour-angle difference hour circle hour circle hour cost hour glass hourglass hourglass hourglass hourglass drum hourglass drum Hourglass Nebula hourglass perforation hourglass style hour index hourly hourly calculating flow rate hourly cooling load hourly design flow rate hourly earnings hourly employee hourly height of tide hourly motion hourly observation hourly rate hourly rate

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

zenith distance