英语词汇“photographic zenith tube, PZT”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	photographic zenith tube, PZT
释义	photographic zenith tube, PZT 照相天顶筒；通过对天顶附近恒星照相；以测定世界时和纬度的仪器。
随便看	Eastern Europe suffers a little Eastern Euros eastern expansion eastern expansion areas Eastern expedition eastern eye Eastern Eye eastern fairway eastern falkland Eastern Farsi Eastern father eastern fence lizard eastern fence lizards Eastern Flat eastern flowering dogwood eastern flowering dogwoods eastern-flowing of talented persons eastern europe eastern european Eastern European eastern-european eastern european countries Eastern Europe and central Asia Eastern European Jewish Immigrants Eastern Europeans