79工长沉吟了片刻。

79the foreman thought for an instant.

加工长轴外径时，需顶住中心孔；

The long axis diameter processing, need to resist center hole;

机工长试图把门关紧，我的上司操纵着飞机，但是驾驶舱的左侧裂开了。

Our crew chief was trying to hold the door on and my boss was flying the aircraft, but the left side of the cockpit was split open.