noun
main specifications; salient points
Technical term used in engineering, military, and product documentation to list key specifications or principal characteristics.
この車両の主要諸元を表にまとめた。
I summarized the main specifications of this vehicle in a table.
主要諸元はカタログの最初のページに記載されている。
The salient points are listed on the first page of the catalog.
仕様 refers to detailed technical specifications, while 主要諸元 highlights only the most important or representative specifications.
Compound of 主要 (main, principal) and 諸元 (various elements or specifications). The exact historical derivation is uncertain; the term is used in modern technical contexts.