In the final step, heavily insulated exterior walls and windows are slotted in by crane.

最后一步，用起重机将高度隔热的外墙和窗户安装进去。

The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.

最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。

The final step is 'offsetting'.

最后一步就是发单日期倒算。

On the final step click Finish.

在最后一步中，单击Finish。

There is one final step.

还有最后一步。