source upgrade造句

Unlimited Cities DIY is an Open Source upgrade of the application linked with the New Urban Agenda of the United Nations " Habitat III " Conference.
But a set of amendments added to the law in the late 1970s dictated that if any of these grandfathered pollution sources upgraded their facilities in a manner that increased their pollution output, they would come under the emissions limits.
The VL2B saw the light source upgraded to a HTI-400SE, short arc discharge lamp, driven by the upgraded APS400 PSU . A very pale blue dichroic filter was replaced with 3200癒 tungsten correction and the beam iris motor replaced with one of a higher resolution.
It's difficult to find source upgrade in a sentence. 用source upgrade造句挺难的