In addition, by researching the theory of price elasticity of electric demand in the paper, function of security price is explained from the economic Angle.
此外，基于电力需求价格弹性理论的研究，从经济学角度，本论文对安全电价的意义和作用进行了解释。
Trend research of function, technique, price, appearance and compliment public facility of the personal electric autos, an exploration of its potential as an industry.
从功能、技术、价格、造型、配套公共设施等方面研究个人电动汽车的发展趋势，探索其行业的发展潜力。
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