只有成熟和有效的期货市场，才能起到分散风险、稳定现货市场、价格发现、套期保值等作用。

Constant spot market, price discovery and price risk hedging can only be achieved in mature and effective futures market.

youdao

三是利用多种期货合约对一种现货进行套期保值分散了基差风险。

Thirdly, we use multiple futures to hedge single cash to disperse the basis risk.

youdao

方法：运用流程管理的思想和方法，对围手术期病人的护理流程进行管理，采取规范、合并、分散、增加、重组等策略。

Methods: the concept and methods of process management was introduced to the nursing flow of the perioperative patients by employing the tactic of combination, separation, increasing and regrouping.

youdao