天气预报 > 历史 > 古人是如何按时起床的
古人是如何按时起床的
更新时间: 2021-05-30 22:06:57  

1、古人按时起床的办法:依靠动物计时,公鸡打鸣或其他对时间敏感的动物习性;依靠打更人夜间的定时报时;

2、依靠日晷和方尖碑计时,即以日影西斜为原理来测计时间的工具;

3、依靠沙漏、水钟、油灯和香钟等工具计时,用沙子、水、油和香记录时间的流逝;

4、依靠古代的“闹钟”—蜡烛钟、水运浑天仪等发明计时。

关键词: 古人 如何 按时 起床

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