oxygen supply equipment造句

Due to how late in the day Sharp was descending along with other potential problems, such as issues with his equipment ( problems with his head lamp descending in the dark as well as frozen oxygen supply equipment reported by others later ), along with potential exhaustion and running out of oxygen, Sharp apparently had to seek shelter on his way back down.
It's difficult to find oxygen supply equipment in a sentence. 用oxygen supply equipment造句挺难的