When you choose the once option, the aggregation is accomplished by wiring multiple flows from the output terminal where each of these flows is initiated by the one firing of the message.
当您选择 once 选项时，通过连接来自输出末端的多个流来完成聚合，其中每个流都是由消息的一次触发发起的。
2
The firing orders of Multiple Launch Rocket System(MLRS) influence its performance.
多管火箭射击顺序对其动态特性有一定的影响。
3
Phased array seeker has many characteristics, for example forget after firing, space and time signal processing, multiple target information pick-up, anti-jamming and high-reliability.