As well as your primary carbon footprint, there is also a secondary footprint that you cause through your buying habits.
除了你的主要碳足迹，你的次要碳足迹主要由于购买习惯产生。
2
It has been becoming very important to improve the capability of carbon cathode material, and father to improve the capacity of lithium ion secondary batteries.
解决电池高容量化的关键材料——碳负极材料的高性能化已成为锂离子二次电池的重要课题。
3
The secondary particle sphere of xonotlite yielded by konilite is of hollow structure, however, for the carbon white fibrous crystal just stacked densely and balling up is poor.