Head In Cement Syndrome (Marine slang)在水泥综合症(海洋俚语) Hospital Incident Command System医院的事故指挥系统 Health Interactive Claims System (insurance)健康保险索赔系统互动 Hazardous Inventory Control System危险的库存控制系统 Human Interaction with Complex Systems (Symposium)人类的互动与复杂的系统(学术) Hardened Intersite Cable System硬Intersite有线系统 Helicopter Internal Cargo System直升飞机内部的货物 Hydrogiene CorporationHydrogiene有限公司 Holt International Children's Services霍尔特国际儿童服务