产业结构转换是推动区域经济增长、增强经济实力的重要动力。
The transformation of the industrial structure is the important power to promote the regional economy and enhance economic potentiality.
尽管有这些缺点，太阳能的使用在过去15年以每年20%的速度快速增长，动力来自快速下降的价格以及转换效率的提高。
Despite the drawbacks, solar energy use has surged at about 20 percent a year over the past 15 years, thanks to rapidly falling prices and gains in efficiency.
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