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K417

K417

K417

K417

1

Then there was Mozart's friend Joseph Leutgeb (to whom Mozart dedicated his horn concerto , K417, calling him "ass, ox and simpleton " ).

接着书中讲到了莫扎特的朋友约瑟夫•莱特盖伯（莫扎特为他专门演奏了圆号音乐会 K417 ，并称他为 “笨蛋、蠢货与傻子 ”）。

2

The feasibility of improving K417 fatigue life by surface shot peening and recrystallization was studied .

研究了采用喷丸再结晶方法提高 K417 合金疲劳寿命的可行性。

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