结论一：sigma型+25%，tao型+50%，theta型+75%。
结论二：各技术加成乘性叠加。
结论三：同一科技的每个相邻技术提供4%加成，加性叠加。

Conclusion:
1 Sigma types give a 25% bonus, Tao 50%, Theta 75%
2 Every Adjacent Tech gives a 4% bonus to each other
3 Bonuses are multiplied when calculating.

详见 https://www.keylol.com/article/JUNZI/3