C834 For the Sake of Social Progress

They had never thought that Qin Luo's goal would be so grand. 90% efficiency. Completed within 18 days.

Professor, are you sure you're not joking?

"Professor, let's not talk about the difficulty of 90% heat efficiency first. These 18 days are too short, right?"

"That's right. Professor Qin, it is already very difficult for everyone to stabilize the heat efficiency above 70%. As for 90%