Названа указывающая на проблемы со здоровьем поза во снеПсихотерапевт Нолан: Сон в позе фламинго указывает на боль и подвижность сустава
Personal dictionary，详情可参考51吃瓜
Generate random SAT instances, both SAT and UNSAT.。爱思助手下载最新版本是该领域的重要参考
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Optical-based smoke alarms use light instead. They are slightly better at detecting the large smoke particles created by slow, smouldering fires. When such particles enter a chamber in the device, they scatter light from a small light source, which is then picked up by a photoelectric sensor.