这条坡道方便轮椅通行。

This ___ramp makes it easy for wheelchairs to pass.

工作人员将登机梯推到飞机旁边，方便乘客登机。

The crew moved the ___ramp to the plane for passengers to board.

卡车缓缓驶上斜坡进入仓库。

The truck slowly drove up the ___ramp into the warehouse.

为了满足需求，工厂正在迅速提高产量。

The factory is ___ramping up production to meet the demand.