Straight line motor twin-tub compression pump of the present invention is compression pump with novel double-stator straight line motor and twincylinder structure.
本发明所述的直线电机双缸压缩泵，是在压缩泵内设置了新型的 双定子直线电机和与之相配的双汽缸结构。
2
The 1915 introduction of the Twin-Six Packard, one of the first 12-cylinder automobiles, created a crescendo of favorable publicity.
在1915年推出的全世界首款使用12缸发动机的双6缸款柏加汽车，以其良好的口碑而声名鹊起。
3
This is a 5 cylinder radial engine that has the same displacement as the V-twin below.