Providing supplydemandsituation tense in the big city′s power system, this paper analyses dynamic consumption behaviour in demand side, then points out its potential crisis of voltage collapsing.
通过对中心大城网供需关系紧张时需求侧用电行为的解析，阐明了中心大城网电压崩溃的潜在危机；
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There is also the possibility that the supply and demandsituation itself might become less elastic - Russia's own demand for gas, for instance, is growing by over 2% annually.
"The international rice market is currently facing a particularly difficult situation with demand outstripping supply and substantial price increases," said FAO Senior Economist Concepcion Calpe.