设计一个定时器产生秒脉冲误差在300纳秒以内分布近似正态分布期望近似于0
2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59 2025-02-02 02:50:59