Health Care Compliance Association (Minneapolis, MN, USA)卫生保健合规协会,美国明尼苏达州 Healthy Child Care America美国的健康照顾孩子 Human Care Charities of America美国慈善机构的人文关怀 Heavy Construction Contractors Association (Manassas, VA)重型施工承包商协会(志愿队,VA) Horseless Carriage Club of America不用马拉的俱乐部 HCF (Hybrid Coordinator Function) Controlled Channel AccessHCF(混合协调功能)控制信道访问 Hollywood Council of Civic Associations (Florida)好莱坞的议会的公民协会(佛罗里达) Alpha-Cyano-4-Hydroxy Cinamic AcidAlpha-Cyano-4-Hydroxy Cinamic酸 Hamilton-Clermont Cooperative Association (Cincinnati, Ohio)Hamilton-Clermont俄亥俄州辛辛那提合作协会 Hudson County Chess Association哈德逊县象棋协会