oil-low-level warning system
131United States Marine Corps Force Reconnaissance — Not to be confused with Marine Division Reconnaissance. Main article: United States Marine Air Ground Task Force Reconnaissance Marine Force Reconnaissance The insignia of Force Recon …
132operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency. [1940 45, Amer.] * * * Application of scientific methods to management and… …
