求翻译：天宫一号是由长征二号F运载火箭进行发射的。这个火箭分为五部分，从下往上依次为助推器，一级火箭，二级火箭，整流罩（这个部分是含有飞船的）最后是逃逸塔。在发射之前首先要做的是将火箭运至发射架下，这时全体工作人员对它进行发射前的最后检查，这个步骤很重要,很多火箭发射失败正是由于发射前的设备检查工作没有做好。在检查过程中，会往推进器中注入足够的推进剂，它的作用是在点火发射的时候帮助推动火箭，提高它的速度从而离开地面。一切准备好后就进入发射状态。是什么意思？

正在翻译，请等待...

Nantian Temple is one of the Long March launch vehicle F No. 2 launch. This rocket was divided into 5 parts, the bottom-up followed by the booster rocket, Level 2, level, and rocket fairing (the part containing the spacecraft) is finally the escape tower. Prior to launch rockets will be the first th

Temple on the first was launched by a long second-f carrier rocket. This rocket is divided into five parts, from bottom to up followed by a booster, a stage, two-stage rocket, the fairing (this part contains the spacecraft) and finally the escape tower. Prior to launch the first thing to do is under