(2) After1950, the energy status of coal declined, reaching 1990, accounting for 30% of the world's energy consumption, and the energy status of oil and natural gas declined.

It is increasingly prominent, accounting for 60% of the world's energy consumption by 1990, and hydropower and nuclear energy have also developed greatly; After the 1950s.

A large amount of oil is exploited, with high combustion rate, less pollution and convenient transportation.

(3) Coal is dominant. China is rich in coal resources, but poor in oil resources; The price of coal is cheap.

(4) (1) Change coal transportation to power transmission, build Kengkou power station, and join the power transmission project from west to east; (2) extend the coal processing chain, develop coal gasification and liquefaction industries, and promote.

Promote the development of local heavy industries (steel, smelting).