Rich's paper discussed the possible ways in which dinosaurs living in Australia survived; he came up with the idea that dinosaurs near the southern pole hibernated during the dark winter months.

The paper detailed introduced the principle and computational method for anchor pole detection technique and expounded the reliability and practical effects of the method by cases.

By the practical pressure process of coke oven gas collection system as object, a new method of to design pole placement self-tuning regulator is introduced in the paper.