求翻译：发展低碳经济已经成为我国的既定目标。但是，我国能源消费总量增长迅速，导致CO2排放总量同步增加；以煤为主的能源生产和消费结构，增加了节能减排的难度；油气资源自给度低，能源消费结构调整困难；可再生能源利用有局限，只能作为化石能源有限的补充，这种能源利用现状制约着低碳经济目标的实现。为此，我国必须制定科学合理的能源战略和政策。是什么意思？

Development of low-carbon economy has become our goals. However, the rapid growth of China's total energy consumption, simultaneous increase in CO2 emissions; coal-based energy production and consumption structure, increasing the difficulty of energy saving; oil and gas self-sufficiency is low, the

Development of low-carbon economy has become our established goals. However, our total energy consumption, leading to rapid growth CO2 emissions synchronous increase; with coal-based energy production and consumption structure and increase the energy efficiency of difficulty self-sufficiency; oil an

The development low-carbon economy already became our country

Development of low-carbon economy has become China's stated objectives. However, the total energy consumption is growing fast in China, cause an increase in total CO2 emissions synchronization; using coal as the primary structure of energy production and consumption, increases the difficulty of ener