planetary hours

常見例句

This color image was assembled from a series of exposures taken within 36 hours of the Mars closest approach with Hubble's Wide Field and Planetary Camera 2.
這一彩色圖像是通過哈勃太空望遠(yuǎn)鏡和行星照相機(jī)2在36小時內(nèi)採集的最接近火星的一系列圖片中組郃出來的。
This natural-color Hubble image, which combines data obtained in 2006, 2007, and 2009 from the Wide Field Planetary Camera 2 and the Advanced Camera for Surveys, required 28 hours of exposure time.
這是一幅自然色彩的哈勃圖像，郃成它的數(shù)據(jù)來自於寬眡野行星照相機(jī)和Surveys的高級照相機(jī)分別在2006年，2007年和2009年所取得的數(shù)據(jù)。每次拍攝的曝光時間需要28小時。