(1)Duralumin’s prescription hardening phenomenon is a German metallurgist, Alfred Will
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(2)It was interesting to find this out because I tried to make a solid alloy out of aluminum, but after failing and being disappointed, I went boating for 10 days to cool my head, and the sun-burned duralumin had hardened At the time of penicillin, the performance of the microscope was far from enough to observe the above precipitation hardening phenomenon, so for the next 30 years, no one in the industry had to rely on experience as if it were a blacksmith
That’s the field
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(1)Isn’t the new material engineering department the alchemy department
(2)Loo 203246
(3)Honestly, if you change your major’s name to alchemy, the application rate will be ridiculous
(4)Lo222100
(5)○○ If you can’t observe due to lack of technology, you should just write, “Why can’t you develop it?”
(6)Lo 203246
(7)Even if you don’t know the principle, it’s okay. If you prove that you’re doing it, it won’t be
(8)Are you a literary man
(9)In fact, 21st century alchemy
(10)My wife is an alchemist
(11)an alchemist by profession