The supply curve in Figure 5.1(c) shows only the minimum price at which a specifiedquantity would be supplied.
图5.1（c）中的供给曲线则只显示了供应某个特定数量的最低价格。
2
A forward contract is a contract to buy or sell a specifiedquantity of currency at a specified date in the future at a specified price.
期货契约合同在将来买或卖货币的一个指定的数量在一个指定日期以一个指定的价格。
3
A pneumatically controlled valve located in the nozzle ensures the application of the specifiedquantity of glue, and also includes a self-cleaning function.