片语
opposed position engine相对活塞式
opposed type engine对置式发动机
Opposed cylinder engine对置气缸式发动机
opposed piston diesel engine对动活塞柴油机
opposed piston type engine对置活塞发动机
horizontally opposed engine水平对置发动机
horizontal opposed engine卧式对置引擎
opposed piston engine对置活塞发动机;对置活塞式发动机