On the supply side, proved reserves, production capacity and policy adjustment of oil producing entities are examined.

在供给方面，探讨了石油探明储量、产能以及产油主体政策调整等因素的影响。

To reduce the risk of power supply interruption that customers at demand side may be faced with, a method of leading insurance theory in and establishing insurance policy is proposed.

为降低电力需求侧用户所面临的停电风险而引入了保险理论并提出了建立保险单的方法，大用户可对停电损失进行投保以达到降低风险、保证电能质量的目的。