Secondly, by using a technology that is similar to the "fuel cell", people could increase the efficiency when biological energy transfers into secondary energy.

其二，利用类似现在的“燃料电池”技术，提高生物能转化成二次能源的转化效率。

youdao

Secondly, by using a technology that is similar to the "fuel cell", people could increase the efficiency when biological energy transfers into secondary energy.

其二，利用类似现在的“燃料电池”技术，提高生物能转化成二次能源的转化效率。

youdao