helicoptersn.直升机名词helicopter的复数形式.helicoptern.直升飞机vt.用直升飞机载送vi.乘直升机Helicopter Assault Secondary直升机二次攻击Helicopter Logistics Support直升机后勤支援Helicopter Sea Control Group直升机海上控制大队Helicopter Training Squadron直升机训练中队Helicopter flight simulation直升机飞行仿真Helicopter Long-Range Sonar直升机远程声呐定位仪Helicopter Armored Experiment直升机装甲试验Helicopter Infra-Red System直升机红外系统Helicopter Carrying Destroyer直升机运输驱逐舰Helicopter anti - submarine直升机反潜