Of course, the leaders always gave top priority to their own favored areas and to matters of national defense, which distorted things. In this respect, it wasn't "scientific." But basically the plans showed a concern for scientific method.
當然，很畸型的是，其中會有領導人的偏好，和總以國防為最優先，這些都「不科學」，但規劃本身大致是講科學方法的。