By controlling the supply of land to control supply and demand relations, thereby indirectly control the market price. 通過(guò)控制土地供應達到調控供需關(guān)系，從而間接地調控著(zhù)市場(chǎng)價(jià)格。
Relationship between water supply and consumption of main planting tree species of protection forests in loess area of western Shanxi Province. 黃土區防護林主要造林樹(shù)種水分供需關(guān)系研究。
relationship between supply and demand的相關(guān)資料：
