Powerproblems forced them to spend time in the dark.
电力问题迫使他们在黑暗中度过。
2
Pointed out that the technological innovation of Chinese enterprises in the powerproblems and shortcomings that exist and put forward countermeasures and Suggestions.
指出了我国企业在技术创新动力方面存在的问题和不足，并提出了对策和建议。
3
Human societies have the power to solve the problems confronting them.