markree observatory造句
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- In 1842 Graham was appointed to work at Markree Observatory in County Sligo in northwest Ireland.
- He then reactivated his uncle's Markree Observatory, and commissioned archaeological drawings of County Sligo.
- Cooper's uncle Edward Joshua had built on his lands Markree Observatory, an astronomical facility whose telescope contained what was then the largest lens in the world.
- The next largest refractor, was at the Markree Observatory, which successfully completed a 13.3 inch refractor ( also a Cauchoix of Paris lens ) in the 1830s on a Thomas Grubb mount.
- It's difficult to see markree observatory in a sentence. 用markree observatory造句挺难的
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