High precise real-time autonomous relative orbit determination between distributed spacecraft is a key technology in the task of spacecraft formation maintenance.

分布式航天器间相对位置的实时高精度测量是分布式航天器实现空间队形保持的关键技术之一。

youdao

When SAR satellite compensates Doppler Shift with yaw steering, for beam pointing synchronization, formation maintenance and attitude control of concomitant satellite formation should be coordinated.

首先，简介主SAR卫星与伴随卫星编队所构成干涉测量系统的工作原理，当主SAR卫星施加偏航导引补偿多普勒频移时，为实现波束指向同步，伴随编队需进行构形与姿态的协同控制。

youdao

Read and follow all installation, operation, and maintenance in formation carefully before using the product.

在使用之前，请仔细阅读并遵守所有的安装、操作和维护信息。

youdao

But they also serve another very important function, and that was the formation and maintenance of a differentiated ethnic identity or in Priestly parlance, the formation and maintenance of a holy peoples separated out from other nations by rules that mark her as God's people.

但是它们也有另外一个很重要的功能，这个功能形成并维护了,一个分化的种族身份，或者用神职人员的说法，这些规则促使了神圣民族的形成和保持,这个民族和其他的城邦区别开来，被标记为上帝的子民。

耶鲁公开课 - 旧约导论课程节选