service with troops
стройова служба; служба у військах
стройова служба; служба у військах
provide quartermaster service to troops
furnish service to troops in the field
branch (military/service branch, armed service)
separate from active service / the service
Y service (Y-service) / Y-station
regional meteorological service/ regional weather service (RWS)
barrier troops / blocking detachments (units) / anti-retreat forces