contract month造句

Final disposition of open positions on the last trading day of a contract month . occurs in markets where there is no actual delivery
在合约月的一个最后交易日最终的斩仓，在没有实际货物交割的市场中发生。
The chart is continuous in that the four traded contract months ( march , june , september , and december ) are linked together when the volume in the new contract exceeds the old contract
当新合约的交易量超过旧合约时，这张图表连续记录四个交易合约月份( 3月， 6月， 9月， 12月) 。
It's difficult to find contract month in a sentence. 用contract month造句挺难的