本文提出了强锐角锥的概念，并就无限维空间证明了一个凸锥为强锐角锥的必要充分条件。
In this paper, the concept of strong acute cone is introduced, and the necessary and sufficient condition for existing such cone in a infinite dimensional space is obtained.
马江很娇小——她是这个角锥体顶端的其中一个女孩，这些女孩会像洋娃娃一样弹跳到空中。
Magan is tiny - one of the girls at the top of the pyramid who flips through the air like a Rag Doll. And on this day, she lands every stunt.
给出了一个失配角锥喇叭增益的测量结果，它与标准增益符合很好。
The result of a mismatch pyramidal horn gain measurement is given, and it agrees well with the standard gain values published.
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