Long before the Texas Instruments LEDcalculator, or even the slide rule, there was another type of computer: the astrolabe. The device took its name, ultimately, from the Greek word astrolabos, or "star-taking."Astrolabeswere used primarily to make astronomical measurements, typically of the al...
astrolabe (ass-trŏ-layb)An instrument, dating back to antiquity, used to measure the altitude of a celestial body and to solve problems of spherical astronomy. From the 15th century it was employed by mariners to determine latitude, until replaced by the sextant. There have been various typ...
wait till the storm is over, and then find your new position and return to your original course use knots to find your speed and work out your approximate longitude use the compass and the astrolabe, quadrant or sextant to find out your position, return to your former course. follow ...
After all, as a Dreamer attending college within a city that’s got a Joe Arpaio-like police chief and a general hostility toward undocumented people among the general white population, Estella has no idea what Trump’s DACA cancellation might mean to her if she talks to law enforcement. So...
Switch tonew thesaurus Noun1. astrometry- the branch of astronomy that deals with the measurement of the position and motion of celestial bodies astronomy,uranology- the branch of physics that studies celestial bodies and the universe as a whole ...
参考例句: Mariners were also able to fix their latitude by using an instrument called astrolabe. 海员们还可使用星盘这种仪器确定纬度。 The ancient mariners traversed the sea. 古代的海员漂洋过海。 140 foundered v.创始人( founder的过去式和过去分词 ) 参考例句: Three ships foundered in heavy se...
No matter how well adjusted you are, you will always need a secret quiet place of your own in order to feel at peace. Feeding others can give you great pleasure; you would enjoy being part of a large family. (From “Professional Natal Report.” Courtesy of Astrolabe [www.alabe.com].)...
There will be robots, photographic prints, sound summoning apparati, a bronze casting of the moon, drawings, a laser carved image/object of an astrolabe to name a few of said inquiries. The laser carving of the astrolabe is a limited edition of 10Priced for my friends at $300.00. (see ...
This astrolabe was made for Queen Elizabeth I. It is one of four known by Thomas Gemini, who moved to England from the Low Countries.The rate pattern is typically Flemish, and on the back is engraved an ‘astrolabum catholicum’ of the type designed by Gemma Frisius.On the plate are al...
Frank Stephen Baldwin was in the truest sense an American Inventor; his inventions included a cement mixer, merry go round, a machine to measure lumber, and many other innovations he was holding patents for. The most seminal work Baldwin is famous for is his work improving the machines we ca...