这句英文语法对吗But we do the mechanical engineering including rever

这句英文语法对吗
But we do the mechanical engineering including reverse engineering and inspection by ourself.

我猜测你的意思应该是:
但是我们也自己做机械工程,包括逆向工程和工程巡查.
个人觉得这么写比较好
But we also work with mechanical engineering by ourselves,which include reverse engineering and inspection.
work with有从事的意思