價格：免費
檔案大小：5.2 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Metal Alloys: Reference, Flashcards, Trivia is a 3-in-1 app for anyone who wants to learn everything about metal alloys. You can take quizzes, study flashcards, and look up facts, all in a single app.
The app contains information about over 1 alloys. You'll be able to learn:
• image
• operator
• SATCAT
• manufacturer
• apsis
• image caption
• mission type
• COSPAR ID
• mission duration
• spacecraft bus
• launch date
• launch rocket
• launch site
• orbit reference
• orbit regime
• orbit inclination
• orbit eccentricity
• orbit period
• and more
Start by learning exactly what you want in Flashcard Mode. The app contains 18 flashcards, but you can filter them however you want. Want to only learn about the Battle of Fort Sumter? Or maybe you want to learn about the Union generals, or the units involved? You can do that.
Next you can test your knowledge in Quiz Mode. The app tracks your progress over time, so you can see exactly how much you've learned!
Finally, the app contains an extensive database available in Reference Mode. Now you can look up whatever you want, whenever you want, no internet connection required. The app also contains a powerful search function, so you can jump right to the information you're looking for.
支援平台：iPhone, iPad