EMA是什么意思（期货ema指标的意思）

Ema美[ˈimə]

n.埃玛（女名）；埃马;

[例句]The electromagnetic actuator ( EMA) used in the electronic control system of highspeed diesel engine was designed.

研制了用于高速柴油机电控系统的电磁式执行器，介绍了电磁式执行器的结构及原理。