2026年11月2日星期一
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'An annoying buzz': The search for stealthier drones

Nguồn BBC 科技4 ngày trước
Tóm tắt nội dung

As drone deliveries become more commonplace, their makers are looking for ways to make them quieter.

Trang này chỉ cung cấp tiêu đề và chỉ mục tóm tắt, toàn bộ nội dung và bản quyền đều thuộc về bên phát hành gốc, vui lòng nhấp vào liên kết gốc để đọc.

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Vương quốc Anh
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'An annoying buzz': The search for stealthier drones · Hoàn Vũ Thông Giám