Why does the world need leap seconds?
为什么世界需要闰秒？
Greenwich Mean Time updated with leap seconds.
用闰表来测定的格林尼治时间。
Leap seconds were initially added at least once a year, but have slowed since 1979.
闰秒起先一年至少增加一次，但是自从1979年来就放慢了。
Under an international pact, the preference for leap seconds is December 31 or June 30.
根据国际公约，一般在12月31日或6月30日在协调世界时中加入或减去闰秒。
Well, that's kind of interesting, because I just happened to be reading an article on cesium clocks and leap seconds and the history of the Gregorian Calendar and.
“恩，小邓现在几点了啊？”，“哦，我刚才看了篇文章，非常有意思，是关于色原子钟，闰秒，还有的公历的历史…”。
A leap second is added in order to keep UTC within 0.9 seconds of observed astronomical time.
添加闰秒是为了将UTC保持在观察到的天文时间的0.9秒范围内。
A leap second is an extra second added to the last day of the month of March, June, October or December which means that the last minute in the day for that month has more than 60 seconds.
闰秒是向3、6、10或12月的最后一天添加的1秒，这意味着该月份的最后一天的最后一分钟不止60秒。
A leap second is an extra second added to the last day of the month of March, June, October or December which means that the last minute in the day for that month has more than 60 seconds.
闰秒是向3、6、10或12月的最后一天添加的1秒，这意味着该月份的最后一天的最后一分钟不止60秒。
应用推荐