fft analyzer

A low noise, fast charge sensitive preamplifier;

一种低噪声快电荷灵敏前置放大器的研制

Proceed from the player s health quality, psychological quality, abilities and coach, the articl elucidates the qualified condition of realizing " quickness" and points out the specific functions from the viewpoint of technique and tactical quick attack and defend quick attack.

本文从运动员身体素质、心理素质、能力和教练员等方面阐述了实现"快"应具备的条件,并从技术、战术快 攻、防守快攻三个方面提出了"快"的具体运用。

With the destination of making a extra best quality microsecond pulse shutter,the shutter system consisted of fast-open shutter and expl.

目前广泛使用的电光开关、声光开关存在消光比低或光能利用率不够等缺点,为得到宽度合适、消光比高、光能利用率高的微秒光脉冲,设计了由快开快门和爆炸快门相结合的开关系统。