Abstract: The method for calculating the optimum detectability ofultrasonic focussing probe is discussed theoretically.

文摘: 从理论上推导了聚焦探头对缺陷最佳检测能力的计算方法.

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The method for calculating the optimum detectability of ultrasonic focussing probe is discussed theoretically.

从理论上推导了聚焦探头对缺陷最佳检测能力的计算方法.

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Designers and users always concern the detectability of an IR search and tracking system.

探测能力的强弱是广大凝视型红外搜索跟踪系统设计者和使用者一直关心的问题.

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