power reserve
4.Based on the basic principles of the probabilistic method a nd combination with several probabilistic methods to determine the reserve capac ity in the power market a further method to determine the reserve capacity has b een given in the paper according to the customer requirements taken as the relia bility risk index.
8.This paper emphatically introduces the structure, main functions and the function expanding methods of the automatic input device of WBT-1A compute r reserve-power supply, and expounds its debugging routine and applying results in practice.
9.Sustainable utilization of cultivated land resources is of practical significance to the safeguard of the security of national grain reserve, the riddance of cultivated land pollution, the building of harmonious society, and the promotion of the competitive power of the agricultural products in international markets.

