求翻译：到了第二次石油危机发生的1979年，在世界能源消费结构中石油的比重仍占45%，煤炭只占28.5%，天然气为18.3%，水电为6%，核能为2.2%。是什么意思？

To the second oil crisis occurred in 1979, the proportion of oil in the world's energy consumption structure still accounts for 45%, coal accounted for only 28.5%, 18.3% natural gas, hydropower 6%, nuclear 2.2%.

The second oil crisis of 1979, the world energy consumption structure in the oil is still 45 per cent share, coal accounted for only 28.5 % and 18.3 % for natural gas, hydropower, nuclear energy is 6 per cent to 2.2 per cent.

To in 1979 which the second petroleum crisis occurred, the petroleum proportion still accounted for 45% in the world energy consumption pattern, the coal only accounts for 28.5%, the natural gas was 18.3%, the water and electricity was 6%, the nuclear power was 2.2%.

The second oil crisis in 1979, the proportion of oil in world energy consumption structure is still 45%, coal accounts for only 28.5%, natural gas 18.3%, hydro 6%, nuclear energy is 2.2%.

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