1词源 1
词源说明
Abbreviation
释义（英文）
名词 Noun
- (aviation) Initialism of engine pressure ratio (the ratio of pressure between exhaust and inlet of a jet engine).
- (finance) Initialism of expected profit rate.
- (nuclear energy) Initialism of European Pressurised Reactor, a type of nuclear reactor, later also an initialism of Evolutionary Power Reactor.
- (medicine) Initialism of electronic patient record.
- (environment, law) Initialism of extended producer responsibility.