The excess of one futures contract price over that of another or over the cash market price.
The excess of one futures contract price over that of another or over the cash market price.
相对于期货合同价值或其他市价，额外付出的价格。
The excess of one futures contract price over that of another or over the cash market price.
相对于期货合同价值或其他市价，额外付出的价格。