pulsatile flow generator造句

There are existing pulsatile flow generators but none of them are as frugal and easy to build as this one.
This "'pulsatile flow generator "'produces a pulsating water flow by using flexible tubes, a collapsible elastic bladder and a fluid supply.
It's difficult to find pulsatile flow generator in a sentence. 用pulsatile flow generator造句挺难的