double jet的用法和样例：
例句
- Because of the aggregation forces are larger in the hard aggregations, the opposed jet of two nozzles were used for the dispersion of the hard aggregations.
对于硬团聚体颗粒，由于颗粒间的团聚力较大，可以采用对撞式双喷嘴对硬团聚体颗粒进行分散处理。 - The maximum pressure drop and the operational pressure drop were investigated in a rectangular spouted bed with double nozzles by using air as spouting fluid.
摘要在双喷嘴矩形喷动床内，以空气为喷动气体，研究了最大喷动压降与操作压降的变化规律和影响因素。
