To display an object track, draw a map for the time and date of the start of the track, and locate the object on the map.
要显示一个物体的轨迹，按照你要观察的轨迹起点日期新建一张星图，并在星图上选择这个天体。
I even have a code that calculates whether the date and time is in the past or the future in order to display an "UPCOMING" tag on those events that are not yet past.
我甚至有一个代码，计算日期和时间是否在过去或将来，为了显示“即将到来”的标签，在这些活动中，还没有过去。
How could a webmaster display the current time and date on every page accessed by a client?
页面标题显示了用户定义的名字，可以通过点击来扩展或收缩 页面。
The standard date selector on the right side of the dialog allows you to enter the date and time for which the ground track display should start;
对话框左边的选择框用于输入所要显示的地面轨道的开始时间；
The standard date selector on the right side of the dialog allows you to enter the date and time for which the ground track display should start;
对话框左边的选择框用于输入所要显示的地面轨道的开始时间；
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