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1·In this thesis, the basic theory of the wind power utilization and the theoretical computational method of solar radiation intensity were analyzed.

本文分析了风能利用的理论基础和太阳能辐射强度的理论计算方法。

2·To improve the efficiency of wind power utilization, we employ more and more variable-pitch controllers and variable-speed constant-frequency (VSCF) controllers in wind-power generating systems.

风力发电系统为了更充分更有效的利用风能，越来越多的采用变桨控制系统和变速恒频控制系统。

3·The utilization of methane, solar energy, wind power and hydroelectric power can reduce the overpressure of natural resources to communities caused by tourist development.

沼气、太阳能、风力和水力发电的利用可减少旅游开发可能给社区带来的对自然资源的过度压力。

4·Wind and solar power development and utilization of renewable energy has become the first choice.

风能和太阳能的开发和利用可再生能源已成为首选。