输液瓶悬挂在横梁的吊臂之上。

The infusion bottle is hung above the arm of the crossbeam.

气箱通过调节阀、净化器和输液瓶相通。

The gas box through the adjusting valve and purifier is connected with the infusion bottle.

输液时，打开调节阀，气体经净化器进入输液瓶。

When the infusion is done, the adjusting valve is opened and the gas through the purifier enters into the infusion bottle.

他从头顶的钩子上取下输液瓶，并在移动的手推车旁提着它。

He disconnected the IV bottle from the overhead hook and carried it beside the moving cart.