Health and Air Research Program健康和空气的研究计画 Harrier Action Review Panel鹞行动审查委员会 High-gain Avalanche Rushing Photoconductor (TIA - TV camera device)Photoconductor高增益使雪崩匆忙(TIA -电视摄像装置) High Altitude Reconnaissance Platform高海拔的侦察平台 Hornby Area Ratepayers (Canada)霍恩比推出的区域Ratepayers(加拿大) Hyperbolic Retarding Potential Analyzer拟线性双曲型阻燃潜在分析仪 Humanistic American Religious Party (right-wing non-denominational religious party)美国的宗教右翼政党(人性化样式的宗教聚会) Hybrid Ad-Hoc Routing Protocol混合特设的路由协定 Harappa Archaeological Research Project (Pakistan)哈拉帕考古研究项目(巴基斯坦) Hypoprebetalipoproteinemia, Acanthocytosis, Retinitis Pigmentosa, and Pallidal DegenerationHypoprebetalipoproteinemia,Acanthocytosis、色素性视网膜炎(和Pallidal退化 High School Association for the Research of Principle高中协会研究的原则 Helicopter Advance Readiness Program直升飞机前进的预备课程 Historical Area Rejuvenation Project历史地区振兴计划 Hazard Assessment of Rocket Propellants风险评估的火箭推进剂 Hybrid Automated Reliability Predictor自动化的可靠性预测混合