The Strongest Mecha Master in the Universe

In the 300th year of the alliance's struggle against the Zerg, Jiang Ru, with her love for mechas and hatred for the Zerg, decided to join the army to avenge her parents. Of course, she also aspired to become the most powerful mecha master in the alliance. The first step to achieve her goal is to get admitted to Gavin Lang, one of the four major military academies. However, she still needs to solve a problem - she, Jiang Ru, beats everyone in physical fitness, but her cultural class scores are not up to standard... The female protagonist in this article is a native, without system or rebirth. The early stage is slow, welcome to taste. (No CP, no male protagonist.)