单词	根段材
释义	根段材Butt log
随便看	direct raw meterial cost direct ray direct reaction direct read after write direct read during write direct reader direct read hydrometer direct reading direct-reading direct reading balance direct reading dosimeter direct reading encoder direct-reading gauge direct reading hydrometer direct reading indicator direct-reading indicator direct reading instrument direct reading meter direct-reading meter direct-reading potentiometer direct-reading range direct-reading rod direct-reading scale direct-reading spectrograph direct reading system