Observations from ground, air and satellite of the ash's extent at specific times might be used to create a series of model runs that would track it better.
地面观测点，特定时间内空气和火山灰范围的卫星图片可以用来建立一系列更好跟踪火山灰的模型。
2
Adapted from the classic novel, the new show, All Men are Brothers is an 86-episode series broadcasting on major satellite TV channels every day, and is already midway through its showing.
这个改编自经典小说的《新水浒》共86集，时下正是各大卫视的每日热播剧集，现在已经播出过半。
3
The Meridian 4 satellite is the fourth in a series of military satellites being launched by Russia to replace the ageing Molniya system.
Meridian 4号卫星是俄罗斯正在发射的一系列军用卫星中的第四颗，被用来替代日渐过时的Molniya系统。