供求: supply and demand◇供求法则 the law of supply and demand; 供求关系 the relation between supply and demand; supply-demand relations; 供求价格 price based on supply and demand; supply and demand price; 供
供求平衡: balance between supply and demandequilibrium of supply and demandsupply and demand balance
供求关系: demand and supply relationshiprelation between supply and demandsupply and demand relationsupply demand relationssupply demand situationsupplydemand relationship