分配性和服务性行业

various service trades distributive Jack of all trades and master of none transmitting and receiving service collection and delivery service telephone and telegram service northeast trades seasonal trades combined line and recording service capital flows and service payments choice of ends and service distributive aspect turnovers of commercial and service trades service trades printing and allied trades research hygiene education for the service trades maintenance and service (MS) service and benefit program adequate and systematic service service and test restrictions free service and repairs