mechanical yielding prop vs friction prop

mechanical yielding prop and friction prop both are nouns.

Word	Noun	Adjective	Verb	Adverb
mechanical yielding prop	Yes	No	No	No
friction prop	Yes	No	No	No

As nouns, mechanical yielding prop and friction prop are synonyms defined as:

mechanical yielding prop and friction prop: a steel prop in which yield is controlled by friction between two sliding surfaces or telescopic tubes.

Other synonyms of mechanical yielding prop include friction yielding prop.

mechanical yielding prop (noun)	friction prop (noun)
a steel prop in which yield is controlled by friction between two sliding surfaces or telescopic tubes.	a steel prop in which yield is controlled by friction between two sliding surfaces or telescopic tubes.