To improve the efficiencyofconversion, should give priority to the transformation of the area.
要想提高转化效率，应该优先考虑转化的部位。
2
Abstract: this paper mainly introduces the PN of solar cell structure, working principle, classification method and improving the efficiencyofconversion.
摘要：该文主要介绍太阳能电池的PN结构、工作原理、分类和转化效率的提高方法。
3
The company boasts that it produces over 300 watts (300W) of power in the C band, with 60% efficiencyof power conversion.