When he got through the hatch he found Bela crouching by the emergencyejection hatch.
当他通过舱口时，杰克发现贝拉正蹲在紧急弹射舱口旁边。
2
Head impact injuries could be prevented by fixing the head or avoiding the out of shape of skull in emergencyejection.
在应急弹射时适当地固定头部或防止颅骨变形可较好地预防和减轻头部冲击伤。
3
If the pilot had to pull the "d" ring (ejection handle) in an emergency, the cables would snap the wearer's feet back under the seat to ensure a smooth and safe ejection from the aircraft.