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竞争格局中，雷鸟、XREAL、Rokid、星纪魅族、INMO等被称为“AR眼镜五小龙”。技术路线上，Birdbath方案目前占据主流，但光波导方案被视作未来方向。雷鸟创新在市场份额上领先并在光波导技术上有深厚积累。
。体育直播对此有专业解读
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It means that a module fully manages its data, i.e. any data that the module owns and operates can be altered only by the module’s code itself. If there’s a need to manipulate the data from outside, it’s done only via the module’s public API. It guarantees that there are no unauthorized changes to the data that come from other modules (i.e. a distant, unrelated code, which is not tested together). Encapsulation is also used to maintain invariants.