This overhead is mandated by the spec's reliance on promises for buffer management, completion, and backpressure signals. While some of it is implementation-specific, much of it is unavoidable if you're following the spec as written. For high-frequency streaming – video frames, network packets, real-time data – this overhead is significant.
2.现场人员未全部纳入实名制管理，人员未通过闸机通道进出场，实名制管理落实差；
。关于这个话题，51吃瓜提供了深入分析
Their SpaceX capsule made a fast and fiery re-entry through the Earth's atmosphere, before four parachutes opened to take them to a gentle splashdown off the coast of Florida.
; while the PLA is still evaluating