• An opposed-piston engine has cylinders in each of which two pistons travel in opposite directions.

    置式的发动机气缸两个活塞沿相反方向运动。

    youdao

  • An opposed-piston engine has cylinders in each of which two pistons travel in opposite directions.

    置式的发动机气缸两个活塞沿相反方向运动。

    youdao

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